1142772059 has 16 divisors (see below), whose sum is σ = 1348458720. Its totient is φ = 954754560.

The previous prime is 1142772019. The next prime is 1142772097. The reversal of 1142772059 is 9502772411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1142772059 - 2¹² = 1142767963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142772019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15299 + ... + 50195.

It is an arithmetic number, because the mean of its divisors is an integer number (84278670).

Almost surely, 2^1142772059 is an apocalyptic number.

1142772059 is a deficient number, since it is larger than the sum of its proper divisors (205686661).

1142772059 is a wasteful number, since it uses less digits than its factorization.

1142772059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35150.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 1142772059 is about 33804.9117585004. The cubic root of 1142772059 is about 1045.4899708518.

The spelling of 1142772059 in words is "one billion, one hundred forty-two million, seven hundred seventy-two thousand, fifty-nine".