1151344544 has 48 divisors (see below), whose sum is σ = 2679868800. Its totient is φ = 476415744.

The previous prime is 1151344531. The next prime is 1151344547. The reversal of 1151344544 is 4454431511.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 1151344544.

It is not an unprimeable number, because it can be changed into a prime (1151344547) 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 7 ways as a sum of consecutive naturals, for example, 82124 + ... + 95115.

It is an arithmetic number, because the mean of its divisors is an integer number (55830600).

Almost surely, 2^1151344544 is an apocalyptic number.

1151344544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1151344544 is an abundant number, since it is smaller than the sum of its proper divisors (1528524256).

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

1151344544 is a wasteful number, since it uses less digits than its factorization.

1151344544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177285 (or 177277 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 1151344544 is about 33931.4683442966. The cubic root of 1151344544 is about 1048.0977027572.

The spelling of 1151344544 in words is "one billion, one hundred fifty-one million, three hundred forty-four thousand, five hundred forty-four".