1154928864 has 48 divisors (see below), whose sum is σ = 3210027408. Its totient is φ = 362330112.

The previous prime is 1154928829. The next prime is 1154928869. The reversal of 1154928864 is 4688294511.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154928869) 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 7 ways as a sum of consecutive naturals, for example, 352207 + ... + 355470.

It is an arithmetic number, because the mean of its divisors is an integer number (66875571).

Almost surely, 2^1154928864 is an apocalyptic number.

It is an amenable number.

1154928864 is an abundant number, since it is smaller than the sum of its proper divisors (2055098544).

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

1154928864 is a wasteful number, since it uses less digits than its factorization.

1154928864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707707 (or 707699 counting only the distinct ones).

The product of its digits is 552960, while the sum is 48.

The square root of 1154928864 is about 33984.2443494040. The cubic root of 1154928864 is about 1049.1842080623.

The spelling of 1154928864 in words is "one billion, one hundred fifty-four million, nine hundred twenty-eight thousand, eight hundred sixty-four".