137274799 has 2 divisors, whose sum is σ = 137274800. Its totient is φ = 137274798.

The previous prime is 137274763. The next prime is 137274803. The reversal of 137274799 is 997472731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137274799 - 2⁷ = 137274671 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137274749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68637399 + 68637400.

It is an arithmetic number, because the mean of its divisors is an integer number (68637400).

Almost surely, 2^137274799 is an apocalyptic number.

137274799 is a deficient number, since it is larger than the sum of its proper divisors (1).

137274799 is an equidigital number, since it uses as much as digits as its factorization.

137274799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 666792, while the sum is 49.

The square root of 137274799 is about 11716.4328615838. The cubic root of 137274799 is about 515.8581213097.

The spelling of 137274799 in words is "one hundred thirty-seven million, two hundred seventy-four thousand, seven hundred ninety-nine".