137475061 has 4 divisors (see below), whose sum is σ = 137660832. Its totient is φ = 137289292.

The previous prime is 137475053. The next prime is 137475067. The reversal of 137475061 is 160574731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137475061 - 2³ = 137475053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137475067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91771 + ... + 93256.

It is an arithmetic number, because the mean of its divisors is an integer number (34415208).

Almost surely, 2^137475061 is an apocalyptic number.

It is an amenable number.

137475061 is a deficient number, since it is larger than the sum of its proper divisors (185771).

137475061 is an equidigital number, since it uses as much as digits as its factorization.

137475061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185770.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 137475061 is about 11724.9759488026. The cubic root of 137475061 is about 516.1088509519.

The spelling of 137475061 in words is "one hundred thirty-seven million, four hundred seventy-five thousand, sixty-one".