139852495 has 8 divisors (see below), whose sum is σ = 171393984. Its totient is φ = 109501344.

The previous prime is 139852459. The next prime is 139852499. The reversal of 139852495 is 594258931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 139852495 - 2¹⁷ = 139721423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139852499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297324 + ... + 297793.

It is an arithmetic number, because the mean of its divisors is an integer number (21424248).

Almost surely, 2^139852495 is an apocalyptic number.

139852495 is a deficient number, since it is larger than the sum of its proper divisors (31541489).

139852495 is an equidigital number, since it uses as much as digits as its factorization.

139852495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595169.

The product of its digits is 388800, while the sum is 46.

The square root of 139852495 is about 11825.9246995742. The cubic root of 139852495 is about 519.0669844726.

The spelling of 139852495 in words is "one hundred thirty-nine million, eight hundred fifty-two thousand, four hundred ninety-five".