137864635 has 8 divisors (see below), whose sum is σ = 165537216. Its totient is φ = 110225280.

The previous prime is 137864603. The next prime is 137864647. The reversal of 137864635 is 536468731.

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

It is not a de Polignac number, because 137864635 - 2⁵ = 137864603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 137864591 and 137864600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1987 + ... + 16723.

It is an arithmetic number, because the mean of its divisors is an integer number (20692152).

Almost surely, 2^137864635 is an apocalyptic number.

137864635 is a deficient number, since it is larger than the sum of its proper divisors (27672581).

137864635 is a wasteful number, since it uses less digits than its factorization.

137864635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16613.

The product of its digits is 362880, while the sum is 43.

The square root of 137864635 is about 11741.5771938867. The cubic root of 137864635 is about 516.5959040561.

The spelling of 137864635 in words is "one hundred thirty-seven million, eight hundred sixty-four thousand, six hundred thirty-five".