1139425514 has 8 divisors (see below), whose sum is σ = 1711386468. Its totient is φ = 568963360.

The previous prime is 1139425489. The next prime is 1139425519. The reversal of 1139425514 is 4155249311.

It can be written as a sum of positive squares in 2 ways, for example, as 1118568025 + 20857489 = 33445^2 + 4567^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1139425519) 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, 372797 + ... + 375840.

Almost surely, 2^1139425514 is an apocalyptic number.

1139425514 is a deficient number, since it is larger than the sum of its proper divisors (571960954).

1139425514 is an equidigital number, since it uses as much as digits as its factorization.

1139425514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749400.

The product of its digits is 21600, while the sum is 35.

The square root of 1139425514 is about 33755.3775567686. The cubic root of 1139425514 is about 1044.4684197613.

The spelling of 1139425514 in words is "one billion, one hundred thirty-nine million, four hundred twenty-five thousand, five hundred fourteen".