1157061452 has 12 divisors (see below), whose sum is σ = 2030377440. Its totient is φ = 576953616.

The previous prime is 1157061431. The next prime is 1157061469. The reversal of 1157061452 is 2541607511.

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 in 3 ways as a sum of consecutive naturals, for example, 392627 + ... + 395562.

It is an arithmetic number, because the mean of its divisors is an integer number (169198120).

Almost surely, 2^1157061452 is an apocalyptic number.

It is an amenable number.

1157061452 is a deficient number, since it is larger than the sum of its proper divisors (873315988).

1157061452 is a wasteful number, since it uses less digits than its factorization.

1157061452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788560 (or 788558 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 1157061452 is about 34015.6060066552. The cubic root of 1157061452 is about 1049.8295874611.

Adding to 1157061452 its reverse (2541607511), we get a palindrome (3698668963).

The spelling of 1157061452 in words is "one billion, one hundred fifty-seven million, sixty-one thousand, four hundred fifty-two".