1137427217 has 2 divisors, whose sum is σ = 1137427218. Its totient is φ = 1137427216.

The previous prime is 1137427201. The next prime is 1137427237. The reversal of 1137427217 is 7127247311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1121178256 + 16248961 = 33484^2 + 4031^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137427217 - 2⁴ = 1137427201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1137427237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568713608 + 568713609.

It is an arithmetic number, because the mean of its divisors is an integer number (568713609).

Almost surely, 2^1137427217 is an apocalyptic number.

It is an amenable number.

1137427217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137427217 is an equidigital number, since it uses as much as digits as its factorization.

1137427217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16464, while the sum is 35.

The square root of 1137427217 is about 33725.7648838392. The cubic root of 1137427217 is about 1043.8574746227.

The spelling of 1137427217 in words is "one billion, one hundred thirty-seven million, four hundred twenty-seven thousand, two hundred seventeen".