1152354131 has 4 divisors (see below), whose sum is σ = 1176872352. Its totient is φ = 1127835912.

The previous prime is 1152354127. The next prime is 1152354139. The reversal of 1152354131 is 1314532511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1152354131 - 2² = 1152354127 is a prime.

It is a super-2 number, since 2×1152354131² = 2655840086465530322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1152354131.

It is not an unprimeable number, because it can be changed into a prime (1152354139) 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, 12259040 + ... + 12259133.

It is an arithmetic number, because the mean of its divisors is an integer number (294218088).

Almost surely, 2^1152354131 is an apocalyptic number.

1152354131 is a deficient number, since it is larger than the sum of its proper divisors (24518221).

1152354131 is an equidigital number, since it uses as much as digits as its factorization.

1152354131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24518220.

The product of its digits is 1800, while the sum is 26.

The square root of 1152354131 is about 33946.3419384180. The cubic root of 1152354131 is about 1048.4039640131.

Adding to 1152354131 its reverse (1314532511), we get a palindrome (2466886642).

The spelling of 1152354131 in words is "one billion, one hundred fifty-two million, three hundred fifty-four thousand, one hundred thirty-one".