1139425396 has 12 divisors (see below), whose sum is σ = 2012288740. Its totient is φ = 564485760.

The previous prime is 1139425393. The next prime is 1139425403. The reversal of 1139425396 is 6935249311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 937216996 + 202208400 = 30614^2 + 14220^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139425393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1306245 + ... + 1307116.

Almost surely, 2^1139425396 is an apocalyptic number.

It is an amenable number.

1139425396 is a deficient number, since it is larger than the sum of its proper divisors (872863344).

1139425396 is a wasteful number, since it uses less digits than its factorization.

1139425396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613474 (or 2613472 counting only the distinct ones).

The product of its digits is 174960, while the sum is 43.

The square root of 1139425396 is about 33755.3758088989. The cubic root of 1139425396 is about 1044.4683837059.

The spelling of 1139425396 in words is "one billion, one hundred thirty-nine million, four hundred twenty-five thousand, three hundred ninety-six".