1142158264 has 16 divisors (see below), whose sum is σ = 2306281320. Its totient is φ = 527149920.

The previous prime is 1142158261. The next prime is 1142158273. The reversal of 1142158264 is 4628512411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142158261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5491042 + ... + 5491249.

Almost surely, 2^1142158264 is an apocalyptic number.

It is an amenable number.

1142158264 is an abundant number, since it is smaller than the sum of its proper divisors (1164123056).

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

1142158264 is a wasteful number, since it uses less digits than its factorization.

1142158264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10982310 (or 10982306 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The square root of 1142158264 is about 33795.8320507130. The cubic root of 1142158264 is about 1045.3027560768.

The spelling of 1142158264 in words is "one billion, one hundred forty-two million, one hundred fifty-eight thousand, two hundred sixty-four".