1194513264 has 160 divisors (see below), whose sum is σ = 3958318080. Its totient is φ = 337824000.

The previous prime is 1194513263. The next prime is 1194513283. The reversal of 1194513264 is 4623154911.

It is a happy number.

1194513264 is a `hidden beast` number, since 119 + 4 + 513 + 26 + 4 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194513263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 303469 + ... + 307379.

It is an arithmetic number, because the mean of its divisors is an integer number (24739488).

Almost surely, 2^1194513264 is an apocalyptic number.

1194513264 is a gapful number since it is divisible by the number (14) 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 1194513264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979159040).

1194513264 is an abundant number, since it is smaller than the sum of its proper divisors (2763804816).

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

1194513264 is a wasteful number, since it uses less digits than its factorization.

1194513264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036 (or 4024 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1194513264 is about 34561.7312066395. The cubic root of 1194513264 is about 1061.0365036448.

The spelling of 1194513264 in words is "one billion, one hundred ninety-four million, five hundred thirteen thousand, two hundred sixty-four".