137481612 has 12 divisors (see below), whose sum is σ = 320790456. Its totient is φ = 45827200.

The previous prime is 137481611. The next prime is 137481613. The reversal of 137481612 is 216184731.

It is an interprime number because it is at equal distance from previous prime (137481611) and next prime (137481613).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (137481611) 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, 5728389 + ... + 5728412.

It is an arithmetic number, because the mean of its divisors is an integer number (26732538).

Almost surely, 2^137481612 is an apocalyptic number.

137481612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

137481612 is an abundant number, since it is smaller than the sum of its proper divisors (183308844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137481612 is a wasteful number, since it uses less digits than its factorization.

137481612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11456808 (or 11456806 counting only the distinct ones).

The product of its digits is 8064, while the sum is 33.

The square root of 137481612 is about 11725.2553063889. The cubic root of 137481612 is about 516.1170487428.

The spelling of 137481612 in words is "one hundred thirty-seven million, four hundred eighty-one thousand, six hundred twelve".