137500201 has 2 divisors, whose sum is σ = 137500202. Its totient is φ = 137500200.

The previous prime is 137500193. The next prime is 137500213. The reversal of 137500201 is 102005731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122877225 + 14622976 = 11085^2 + 3824^2 .

It is a cyclic number.

It is not a de Polignac number, because 137500201 - 2³ = 137500193 is a prime.

It is not a weakly prime, because it can be changed into another prime (137500261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68750100 + 68750101.

It is an arithmetic number, because the mean of its divisors is an integer number (68750101).

Almost surely, 2^137500201 is an apocalyptic number.

It is an amenable number.

137500201 is a deficient number, since it is larger than the sum of its proper divisors (1).

137500201 is an equidigital number, since it uses as much as digits as its factorization.

137500201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 137500201 is about 11726.0479702242. The cubic root of 137500201 is about 516.1403092290.

Adding to 137500201 its reverse (102005731), we get a palindrome (239505932).

The spelling of 137500201 in words is "one hundred thirty-seven million, five hundred thousand, two hundred one".