1151317632 has 64 divisors (see below), whose sum is σ = 3163672800. Its totient is φ = 370535424.

The previous prime is 1151317627. The next prime is 1151317637. The reversal of 1151317632 is 2367131511.

It is an interprime number because it is at equal distance from previous prime (1151317627) and next prime (1151317637).

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 1151317632.

It is not an unprimeable number, because it can be changed into a prime (1151317637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40558 + ... + 62829.

Almost surely, 2^1151317632 is an apocalyptic number.

1151317632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151317632 is an abundant number, since it is smaller than the sum of its proper divisors (2012355168).

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

1151317632 is a wasteful number, since it uses less digits than its factorization.

1151317632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103433 (or 103421 counting only the distinct ones).

The product of its digits is 3780, while the sum is 30.

The square root of 1151317632 is about 33931.0717779442. The cubic root of 1151317632 is about 1048.0895364715.

The spelling of 1151317632 in words is "one billion, one hundred fifty-one million, three hundred seventeen thousand, six hundred thirty-two".