1139250969631 has 8 divisors (see below), whose sum is σ = 1199261591280. Its totient is φ = 1079245352448.

The previous prime is 1139250969617. The next prime is 1139250969641. The reversal of 1139250969631 is 1369690529311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1139250969631 - 2⁹ = 1139250969119 is a prime.

It is a super-2 number, since 2×1139250969631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139250969641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 779266 + ... + 1698751.

It is an arithmetic number, because the mean of its divisors is an integer number (149907698910).

Almost surely, 2^{1139250969631} is an apocalyptic number.

1139250969631 is a deficient number, since it is larger than the sum of its proper divisors (60010621649).

1139250969631 is a wasteful number, since it uses less digits than its factorization.

1139250969631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502233.

The product of its (nonzero) digits is 2361960, while the sum is 55.

The spelling of 1139250969631 in words is "one trillion, one hundred thirty-nine billion, two hundred fifty million, nine hundred sixty-nine thousand, six hundred thirty-one".