1152135551 has 16 divisors (see below), whose sum is σ = 1344976896. Its totient is φ = 966547296.

The previous prime is 1152135529. The next prime is 1152135599. The reversal of 1152135551 is 1555312511.

It is a cyclic number.

It is not a de Polignac number, because 1152135551 - 2¹⁸ = 1151873407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152135511) 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, 65810 + ... + 81456.

It is an arithmetic number, because the mean of its divisors is an integer number (84061056).

Almost surely, 2^1152135551 is an apocalyptic number.

1152135551 is a deficient number, since it is larger than the sum of its proper divisors (192841345).

1152135551 is a wasteful number, since it uses less digits than its factorization.

1152135551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15878.

The product of its digits is 3750, while the sum is 29.

The square root of 1152135551 is about 33943.1222930360. The cubic root of 1152135551 is about 1048.3376722882.

The spelling of 1152135551 in words is "one billion, one hundred fifty-two million, one hundred thirty-five thousand, five hundred fifty-one".