1140323051 has 16 divisors (see below), whose sum is σ = 1346688000. Its totient is φ = 965024424.

The previous prime is 1140323033. The next prime is 1140323053. The reversal of 1140323051 is 1503230411.

It is not a de Polignac number, because 1140323051 - 2¹⁸ = 1140060907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1140323053) 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, 6056 + ... + 48138.

It is an arithmetic number, because the mean of its divisors is an integer number (84168000).

Almost surely, 2^1140323051 is an apocalyptic number.

1140323051 is a deficient number, since it is larger than the sum of its proper divisors (206364949).

1140323051 is an frugal number, since it uses more digits than its factorization.

1140323051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42183 (or 42169 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1140323051 is about 33768.6696658308. The cubic root of 1140323051 is about 1044.7425938962.

Adding to 1140323051 its reverse (1503230411), we get a palindrome (2643553462).

The spelling of 1140323051 in words is "one billion, one hundred forty million, three hundred twenty-three thousand, fifty-one".