137961610 has 8 divisors (see below), whose sum is σ = 248330916. Its totient is φ = 55184640.

The previous prime is 137961601. The next prime is 137961619. The reversal of 137961610 is 16169731.

It is an interprime number because it is at equal distance from previous prime (137961601) and next prime (137961619).

It can be written as a sum of positive squares in 2 ways, for example, as 113230881 + 24730729 = 10641^2 + 4973^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (137961619) 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, 6898071 + ... + 6898090.

Almost surely, 2^137961610 is an apocalyptic number.

137961610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137961610 is a deficient number, since it is larger than the sum of its proper divisors (110369306).

137961610 is a wasteful number, since it uses less digits than its factorization.

137961610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13796168.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 137961610 is about 11745.7060239051. The cubic root of 137961610 is about 516.7170014552.

The spelling of 137961610 in words is "one hundred thirty-seven million, nine hundred sixty-one thousand, six hundred ten".