137274413 has 2 divisors, whose sum is σ = 137274414. Its totient is φ = 137274412.

The previous prime is 137274409. The next prime is 137274421. The reversal of 137274413 is 314472731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76090729 + 61183684 = 8723^2 + 7822^2 .

It is a cyclic number.

It is not a de Polignac number, because 137274413 - 2² = 137274409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 137274413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137274463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68637206 + 68637207.

It is an arithmetic number, because the mean of its divisors is an integer number (68637207).

Almost surely, 2^137274413 is an apocalyptic number.

It is an amenable number.

137274413 is a deficient number, since it is larger than the sum of its proper divisors (1).

137274413 is an equidigital number, since it uses as much as digits as its factorization.

137274413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 32.

The square root of 137274413 is about 11716.4163889817. The cubic root of 137274413 is about 515.8576377992.

The spelling of 137274413 in words is "one hundred thirty-seven million, two hundred seventy-four thousand, four hundred thirteen".