1156430252 has 6 divisors (see below), whose sum is σ = 2023752948. Its totient is φ = 578215124.

The previous prime is 1156430207. The next prime is 1156430279. The reversal of 1156430252 is 2520346511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144553778 + ... + 144553785.

It is an arithmetic number, because the mean of its divisors is an integer number (337292158).

Almost surely, 2^1156430252 is an apocalyptic number.

It is an amenable number.

1156430252 is a deficient number, since it is larger than the sum of its proper divisors (867322696).

1156430252 is a wasteful number, since it uses less digits than its factorization.

1156430252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289107567 (or 289107565 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1156430252 is about 34006.3266466697. The cubic root of 1156430252 is about 1049.6386517744.

Adding to 1156430252 its reverse (2520346511), we get a palindrome (3676776763).

The spelling of 1156430252 in words is "one billion, one hundred fifty-six million, four hundred thirty thousand, two hundred fifty-two".