1137982577 has 4 divisors (see below), whose sum is σ = 1139588340. Its totient is φ = 1136376816.

The previous prime is 1137982543. The next prime is 1137982579. The reversal of 1137982577 is 7752897311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 294602896 + 843379681 = 17164^2 + 29041^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137982577 - 2⁶ = 1137982513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1137982579) 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, 801818 + ... + 803235.

It is an arithmetic number, because the mean of its divisors is an integer number (284897085).

Almost surely, 2^1137982577 is an apocalyptic number.

It is an amenable number.

1137982577 is a deficient number, since it is larger than the sum of its proper divisors (1605763).

1137982577 is an equidigital number, since it uses as much as digits as its factorization.

1137982577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605762.

The product of its digits is 740880, while the sum is 50.

The square root of 1137982577 is about 33733.9973468903. The cubic root of 1137982577 is about 1044.0273381982.

The spelling of 1137982577 in words is "one billion, one hundred thirty-seven million, nine hundred eighty-two thousand, five hundred seventy-seven".