1137726983 has 4 divisors (see below), whose sum is σ = 1137921480. Its totient is φ = 1137532488.

The previous prime is 1137726971. The next prime is 1137727007. The reversal of 1137726983 is 3896277311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1137726983 - 2²⁰ = 1136678407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137726943) 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, 88193 + ... + 100266.

It is an arithmetic number, because the mean of its divisors is an integer number (284480370).

Almost surely, 2^1137726983 is an apocalyptic number.

1137726983 is a deficient number, since it is larger than the sum of its proper divisors (194497).

1137726983 is an equidigital number, since it uses as much as digits as its factorization.

1137726983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194496.

The product of its digits is 381024, while the sum is 47.

The square root of 1137726983 is about 33730.2087601011. The cubic root of 1137726983 is about 1043.9491685468.

The spelling of 1137726983 in words is "one billion, one hundred thirty-seven million, seven hundred twenty-six thousand, nine hundred eighty-three".