137373601 has 2 divisors, whose sum is σ = 137373602. Its totient is φ = 137373600.

The previous prime is 137373589. The next prime is 137373611. The reversal of 137373601 is 106373731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108472225 + 28901376 = 10415^2 + 5376^2 .

It is an emirp because it is prime and its reverse (106373731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137373601 - 2⁷ = 137373473 is a prime.

It is a pancake number, because a pancake can be divided into 137373601 parts by 16575 straight cuts.

It is not a weakly prime, because it can be changed into another prime (137373611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68686800 + 68686801.

It is an arithmetic number, because the mean of its divisors is an integer number (68686801).

Almost surely, 2^137373601 is an apocalyptic number.

It is an amenable number.

137373601 is a deficient number, since it is larger than the sum of its proper divisors (1).

137373601 is an equidigital number, since it uses as much as digits as its factorization.

137373601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 31.

The square root of 137373601 is about 11720.6484888849. The cubic root of 137373601 is about 515.9818526659.

The spelling of 137373601 in words is "one hundred thirty-seven million, three hundred seventy-three thousand, six hundred one".