137361233 has 2 divisors, whose sum is σ = 137361234. Its totient is φ = 137361232.

The previous prime is 137361181. The next prime is 137361239. The reversal of 137361233 is 332163731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101445184 + 35916049 = 10072^2 + 5993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137361233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137361196 and 137361205.

It is not a weakly prime, because it can be changed into another prime (137361239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68680616 + 68680617.

It is an arithmetic number, because the mean of its divisors is an integer number (68680617).

Almost surely, 2^137361233 is an apocalyptic number.

It is an amenable number.

137361233 is a deficient number, since it is larger than the sum of its proper divisors (1).

137361233 is an equidigital number, since it uses as much as digits as its factorization.

137361233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 29.

The square root of 137361233 is about 11720.1208611516. The cubic root of 137361233 is about 515.9663672668.

The spelling of 137361233 in words is "one hundred thirty-seven million, three hundred sixty-one thousand, two hundred thirty-three".