607512138 has 16 divisors (see below), whose sum is σ = 1219321056. Its totient is φ = 201787920.

The previous prime is 607512121. The next prime is 607512161. The reversal of 607512138 is 831215706.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 607512099 and 607512108.

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, 177193 + ... + 180588.

It is an arithmetic number, because the mean of its divisors is an integer number (76207566).

Almost surely, 2^607512138 is an apocalyptic number.

607512138 is an abundant number, since it is smaller than the sum of its proper divisors (611808918).

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

607512138 is a wasteful number, since it uses less digits than its factorization.

607512138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358069.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 607512138 is about 24647.7613182212. The cubic root of 607512138 is about 846.9380665950.

The spelling of 607512138 in words is "six hundred seven million, five hundred twelve thousand, one hundred thirty-eight".