137533801 has 2 divisors, whose sum is σ = 137533802. Its totient is φ = 137533800.

The previous prime is 137533783. The next prime is 137533811. The reversal of 137533801 is 108335731.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111513600 + 26020201 = 10560^2 + 5101^2 .

It is a cyclic number.

It is not a de Polignac number, because 137533801 - 2⁹ = 137533289 is a prime.

It is not a weakly prime, because it can be changed into another prime (137533811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68766900 + 68766901.

It is an arithmetic number, because the mean of its divisors is an integer number (68766901).

Almost surely, 2^137533801 is an apocalyptic number.

It is an amenable number.

137533801 is a deficient number, since it is larger than the sum of its proper divisors (1).

137533801 is an equidigital number, since it uses as much as digits as its factorization.

137533801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 137533801 is about 11727.4805904764. The cubic root of 137533801 is about 516.1823477178.

The spelling of 137533801 in words is "one hundred thirty-seven million, five hundred thirty-three thousand, eight hundred one".