1492957923 has 16 divisors (see below), whose sum is σ = 2058319872. Its totient is φ = 961560000.

The previous prime is 1492957891. The next prime is 1492957931. The reversal of 1492957923 is 3297592941.

It is not a de Polignac number, because 1492957923 - 2⁵ = 1492957891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1492957993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42538 + ... + 69248.

It is an arithmetic number, because the mean of its divisors is an integer number (128644992).

Almost surely, 2^1492957923 is an apocalyptic number.

1492957923 is a deficient number, since it is larger than the sum of its proper divisors (565361949).

1492957923 is a wasteful number, since it uses less digits than its factorization.

1492957923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27346.

The product of its digits is 1224720, while the sum is 51.

The square root of 1492957923 is about 38638.8136852052. The cubic root of 1492957923 is about 1142.9200617064.

The spelling of 1492957923 in words is "one billion, four hundred ninety-two million, nine hundred fifty-seven thousand, nine hundred twenty-three".