1154143464 has 48 divisors (see below), whose sum is σ = 3065088000. Its totient is φ = 362082048.

The previous prime is 1154143439. The next prime is 1154143477. The reversal of 1154143464 is 4643414511.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76264 + ... + 90135.

It is an arithmetic number, because the mean of its divisors is an integer number (63856000).

Almost surely, 2^1154143464 is an apocalyptic number.

It is an amenable number.

1154143464 is an abundant number, since it is smaller than the sum of its proper divisors (1910944536).

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

1154143464 is a wasteful number, since it uses less digits than its factorization.

1154143464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166442 (or 166421 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 1154143464 is about 33972.6870294359. The cubic root of 1154143464 is about 1048.9463243955.

Adding to 1154143464 its reverse (4643414511), we get a palindrome (5797557975).

The spelling of 1154143464 in words is "one billion, one hundred fifty-four million, one hundred forty-three thousand, four hundred sixty-four".