1162153664 has 28 divisors (see below), whose sum is σ = 2635599504. Its totient is φ = 498065664.

The previous prime is 1162153589. The next prime is 1162153669. The reversal of 1162153664 is 4663512611.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×1162153664² = 2701202277497249792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1162153669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1296599 + ... + 1297494.

Almost surely, 2^1162153664 is an apocalyptic number.

1162153664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1162153664 is an abundant number, since it is smaller than the sum of its proper divisors (1473445840).

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

1162153664 is an equidigital number, since it uses as much as digits as its factorization.

1162153664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2594112 (or 2594102 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 1162153664 is about 34090.3749466033. The cubic root of 1162153664 is about 1051.3674289880.

The spelling of 1162153664 in words is "one billion, one hundred sixty-two million, one hundred fifty-three thousand, six hundred sixty-four".