1167545952 has 72 divisors (see below), whose sum is σ = 3409975296. Its totient is φ = 378660096.

The previous prime is 1167545947. The next prime is 1167545959. The reversal of 1167545952 is 2595457611.

It is a happy number.

1167545952 is a `hidden beast` number, since 1 + 1 + 6 + 7 + 54 + 595 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 1167545898 and 1167545907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1167545959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44128 + ... + 65439.

It is an arithmetic number, because the mean of its divisors is an integer number (47360768).

Almost surely, 2^1167545952 is an apocalyptic number.

1167545952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1167545952 is an abundant number, since it is smaller than the sum of its proper divisors (2242429344).

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

1167545952 is a wasteful number, since it uses less digits than its factorization.

1167545952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109620 (or 109609 counting only the distinct ones).

The product of its digits is 378000, while the sum is 45.

The square root of 1167545952 is about 34169.3715482155. The cubic root of 1167545952 is about 1052.9910037840.

The spelling of 1167545952 in words is "one billion, one hundred sixty-seven million, five hundred forty-five thousand, nine hundred fifty-two".