137311351 has 2 divisors, whose sum is σ = 137311352. Its totient is φ = 137311350.

The previous prime is 137311331. The next prime is 137311379. The reversal of 137311351 is 153113731.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137311351 is a prime.

It is a super-2 number, since 2×137311351² = 37708814226890402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137311301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68655675 + 68655676.

It is an arithmetic number, because the mean of its divisors is an integer number (68655676).

Almost surely, 2^137311351 is an apocalyptic number.

137311351 is a deficient number, since it is larger than the sum of its proper divisors (1).

137311351 is an equidigital number, since it uses as much as digits as its factorization.

137311351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945, while the sum is 25.

The square root of 137311351 is about 11717.9926181919. The cubic root of 137311351 is about 515.9039028925.

The spelling of 137311351 in words is "one hundred thirty-seven million, three hundred eleven thousand, three hundred fifty-one".