1162554564 has 12 divisors (see below), whose sum is σ = 2712627344. Its totient is φ = 387518184.

The previous prime is 1162554563. The next prime is 1162554583. The reversal of 1162554564 is 4654552611.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1162554564² = 2703066228554460192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1162554563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48439762 + ... + 48439785.

Almost surely, 2^1162554564 is an apocalyptic number.

It is an amenable number.

1162554564 is an abundant number, since it is smaller than the sum of its proper divisors (1550072780).

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

1162554564 is a wasteful number, since it uses less digits than its factorization.

1162554564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96879554 (or 96879552 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

The square root of 1162554564 is about 34096.2543983940. The cubic root of 1162554564 is about 1051.4883093724.

The spelling of 1162554564 in words is "one billion, one hundred sixty-two million, five hundred fifty-four thousand, five hundred sixty-four".