1137396641 has 8 divisors (see below), whose sum is σ = 1163631744. Its totient is φ = 1111445440.

The previous prime is 1137396619. The next prime is 1137396643. The reversal of 1137396641 is 1466937311.

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 a de Polignac number, because none of the positive numbers 2^k-1137396641 is a prime.

It is a super-2 number, since 2×1137396641² = 2587342237916165762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1137396643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62861 + ... + 78906.

It is an arithmetic number, because the mean of its divisors is an integer number (145453968).

Almost surely, 2^1137396641 is an apocalyptic number.

It is an amenable number.

1137396641 is a deficient number, since it is larger than the sum of its proper divisors (26235103).

1137396641 is a wasteful number, since it uses less digits than its factorization.

1137396641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141951.

The product of its digits is 81648, while the sum is 41.

The square root of 1137396641 is about 33725.3115775081. The cubic root of 1137396641 is about 1043.8481209774.

The spelling of 1137396641 in words is "one billion, one hundred thirty-seven million, three hundred ninety-six thousand, six hundred forty-one".