137052427 has 2 divisors, whose sum is σ = 137052428. Its totient is φ = 137052426.

The previous prime is 137052379. The next prime is 137052437. The reversal of 137052427 is 724250731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137052427 is a prime.

It is not a weakly prime, because it can be changed into another prime (137052437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68526213 + 68526214.

It is an arithmetic number, because the mean of its divisors is an integer number (68526214).

Almost surely, 2^137052427 is an apocalyptic number.

137052427 is a deficient number, since it is larger than the sum of its proper divisors (1).

137052427 is an equidigital number, since it uses as much as digits as its factorization.

137052427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 137052427 is about 11706.9392669476. The cubic root of 137052427 is about 515.5794238847.

The spelling of 137052427 in words is "one hundred thirty-seven million, fifty-two thousand, four hundred twenty-seven".