1155364632 has 48 divisors (see below), whose sum is σ = 3139849440. Its totient is φ = 383800128.

The previous prime is 1155364619. The next prime is 1155364643. The reversal of 1155364632 is 2364635511.

1155364632 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 3 + 646 + 3 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6288 + ... + 48479.

It is an arithmetic number, because the mean of its divisors is an integer number (65413530).

Almost surely, 2^1155364632 is an apocalyptic number.

1155364632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1155364632 is an abundant number, since it is smaller than the sum of its proper divisors (1984484808).

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

1155364632 is a wasteful number, since it uses less digits than its factorization.

1155364632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55072 (or 55065 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 1155364632 is about 33990.6550687097. The cubic root of 1155364632 is about 1049.3161479095.

The spelling of 1155364632 in words is "one billion, one hundred fifty-five million, three hundred sixty-four thousand, six hundred thirty-two".