1137695213 has 2 divisors, whose sum is σ = 1137695214. Its totient is φ = 1137695212.

The previous prime is 1137695189. The next prime is 1137695219. The reversal of 1137695213 is 3125967311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1039546564 + 98148649 = 32242^2 + 9907^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137695213 - 2¹⁰ = 1137694189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1137695219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568847606 + 568847607.

It is an arithmetic number, because the mean of its divisors is an integer number (568847607).

Almost surely, 2^1137695213 is an apocalyptic number.

It is an amenable number.

1137695213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137695213 is an equidigital number, since it uses as much as digits as its factorization.

1137695213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 38.

The square root of 1137695213 is about 33729.7378139825. The cubic root of 1137695213 is about 1043.9394513433.

The spelling of 1137695213 in words is "one billion, one hundred thirty-seven million, six hundred ninety-five thousand, two hundred thirteen".