137372663 has 2 divisors, whose sum is σ = 137372664. Its totient is φ = 137372662.

The previous prime is 137372647. The next prime is 137372693. The reversal of 137372663 is 366273731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137372663 - 2⁴ = 137372647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137372693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68686331 + 68686332.

It is an arithmetic number, because the mean of its divisors is an integer number (68686332).

Almost surely, 2^137372663 is an apocalyptic number.

137372663 is a deficient number, since it is larger than the sum of its proper divisors (1).

137372663 is an equidigital number, since it uses as much as digits as its factorization.

137372663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 38.

The square root of 137372663 is about 11720.6084739658. The cubic root of 137372663 is about 515.9806782722.

The spelling of 137372663 in words is "one hundred thirty-seven million, three hundred seventy-two thousand, six hundred sixty-three".