137093233 has 2 divisors, whose sum is σ = 137093234. Its totient is φ = 137093232.

The previous prime is 137093207. The next prime is 137093267. The reversal of 137093233 is 332390731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121506529 + 15586704 = 11023^2 + 3948^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137093233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137093195 and 137093204.

It is not a weakly prime, because it can be changed into another prime (137093293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68546616 + 68546617.

It is an arithmetic number, because the mean of its divisors is an integer number (68546617).

Almost surely, 2^137093233 is an apocalyptic number.

It is an amenable number.

137093233 is a deficient number, since it is larger than the sum of its proper divisors (1).

137093233 is an equidigital number, since it uses as much as digits as its factorization.

137093233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 31.

The square root of 137093233 is about 11708.6819497329. The cubic root of 137093233 is about 515.6305883594.

The spelling of 137093233 in words is "one hundred thirty-seven million, ninety-three thousand, two hundred thirty-three".