139269275 has 6 divisors (see below), whose sum is σ = 172693932. Its totient is φ = 111415400.

The previous prime is 139269271. The next prime is 139269289. The reversal of 139269275 is 572962931.

It is not a de Polignac number, because 139269275 - 2² = 139269271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139269271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2785361 + ... + 2785410.

It is an arithmetic number, because the mean of its divisors is an integer number (28782322).

Almost surely, 2^139269275 is an apocalyptic number.

139269275 is a deficient number, since it is larger than the sum of its proper divisors (33424657).

139269275 is an equidigital number, since it uses as much as digits as its factorization.

139269275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570781 (or 5570776 counting only the distinct ones).

The product of its digits is 204120, while the sum is 44.

The square root of 139269275 is about 11801.2404009070. The cubic root of 139269275 is about 518.3444326041.

The spelling of 139269275 in words is "one hundred thirty-nine million, two hundred sixty-nine thousand, two hundred seventy-five".