138766675 has 12 divisors (see below), whose sum is σ = 172227816. Its totient is φ = 110912000.

The previous prime is 138766651. The next prime is 138766697. The reversal of 138766675 is 576667831.

It is not a de Polignac number, because 138766675 - 2¹³ = 138758483 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38292 + ... + 41758.

It is an arithmetic number, because the mean of its divisors is an integer number (14352318).

Almost surely, 2^138766675 is an apocalyptic number.

138766675 is a deficient number, since it is larger than the sum of its proper divisors (33461141).

138766675 is a wasteful number, since it uses less digits than its factorization.

138766675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5078 (or 5073 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 49.

The square root of 138766675 is about 11779.9267824550. The cubic root of 138766675 is about 517.7201409626.

The spelling of 138766675 in words is "one hundred thirty-eight million, seven hundred sixty-six thousand, six hundred seventy-five".