1137774697 has 2 divisors, whose sum is σ = 1137774698. Its totient is φ = 1137774696.

The previous prime is 1137774683. The next prime is 1137774713. The reversal of 1137774697 is 7964777311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 990297961 + 147476736 = 31469^2 + 12144^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137774697 - 2¹⁵ = 1137741929 is a prime.

It is a super-2 number, since 2×1137774697² = 2589062522266883618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1137774497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568887348 + 568887349.

It is an arithmetic number, because the mean of its divisors is an integer number (568887349).

Almost surely, 2^1137774697 is an apocalyptic number.

It is an amenable number.

1137774697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137774697 is an equidigital number, since it uses as much as digits as its factorization.

1137774697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555848, while the sum is 52.

The square root of 1137774697 is about 33730.9160415189. The cubic root of 1137774697 is about 1043.9637620579.

The spelling of 1137774697 in words is "one billion, one hundred thirty-seven million, seven hundred seventy-four thousand, six hundred ninety-seven".