139796265 has 48 divisors (see below), whose sum is σ = 266595840. Its totient is φ = 62334720.

The previous prime is 139796263. The next prime is 139796273. The reversal of 139796265 is 562697931.

It is not a de Polignac number, because 139796265 - 2¹ = 139796263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139796263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27816 + ... + 32454.

It is an arithmetic number, because the mean of its divisors is an integer number (5554080).

Almost surely, 2^139796265 is an apocalyptic number.

139796265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

139796265 is a deficient number, since it is larger than the sum of its proper divisors (126799575).

139796265 is a wasteful number, since it uses less digits than its factorization.

139796265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4702 (or 4695 counting only the distinct ones).

The product of its digits is 612360, while the sum is 48.

The square root of 139796265 is about 11823.5470566155. The cubic root of 139796265 is about 518.9974086691.

The spelling of 139796265 in words is "one hundred thirty-nine million, seven hundred ninety-six thousand, two hundred sixty-five".