137313343 has 2 divisors, whose sum is σ = 137313344. Its totient is φ = 137313342.

The previous prime is 137313313. The next prime is 137313349. The reversal of 137313343 is 343313731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137313343 - 2¹³ = 137305151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137313349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68656671 + 68656672.

It is an arithmetic number, because the mean of its divisors is an integer number (68656672).

Almost surely, 2^137313343 is an apocalyptic number.

137313343 is a deficient number, since it is larger than the sum of its proper divisors (1).

137313343 is an equidigital number, since it uses as much as digits as its factorization.

137313343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 28.

The square root of 137313343 is about 11718.0776153770. The cubic root of 137313343 is about 515.9063976501.

The spelling of 137313343 in words is "one hundred thirty-seven million, three hundred thirteen thousand, three hundred forty-three".