137212617171 has 32 divisors (see below), whose sum is σ = 214011376128. Its totient is φ = 76561228800.

The previous prime is 137212617169. The next prime is 137212617173. The reversal of 137212617171 is 171716212731.

It is an interprime number because it is at equal distance from previous prime (137212617169) and next prime (137212617173).

It is not a de Polignac number, because 137212617171 - 2¹ = 137212617169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137212617173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3321475 + ... + 3362531.

It is an arithmetic number, because the mean of its divisors is an integer number (6687855504).

Almost surely, 2^137212617171 is an apocalyptic number.

137212617171 is a deficient number, since it is larger than the sum of its proper divisors (76798758957).

137212617171 is a wasteful number, since it uses less digits than its factorization.

137212617171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44811.

The product of its digits is 24696, while the sum is 39.

The spelling of 137212617171 in words is "one hundred thirty-seven billion, two hundred twelve million, six hundred seventeen thousand, one hundred seventy-one".