1195323552 has 144 divisors (see below), whose sum is σ = 3495623040. Its totient is φ = 387265536.

The previous prime is 1195323551. The next prime is 1195323581. The reversal of 1195323552 is 2553235911.

1195323552 is a `hidden beast` number, since 11 + 95 + 3 + 2 + 3 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (40500) is a multiple of the sum of its prime factors (675).

It is not an unprimeable number, because it can be changed into a prime (1195323551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3153699 + ... + 3154077.

It is an arithmetic number, because the mean of its divisors is an integer number (24275160).

Almost surely, 2^1195323552 is an apocalyptic number.

1195323552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1195323552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1747811520).

1195323552 is an abundant number, since it is smaller than the sum of its proper divisors (2300299488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1195323552 is a wasteful number, since it uses less digits than its factorization.

1195323552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675 (or 664 counting only the distinct ones).

The product of its digits is 40500, while the sum is 36.

The square root of 1195323552 is about 34573.4515488402. The cubic root of 1195323552 is about 1061.2763644722.

The spelling of 1195323552 in words is "one billion, one hundred ninety-five million, three hundred twenty-three thousand, five hundred fifty-two".