139140295 has 8 divisors (see below), whose sum is σ = 190821024. Its totient is φ = 95410464.

The previous prime is 139140293. The next prime is 139140319. The reversal of 139140295 is 592041931.

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 139140295 - 2¹ = 139140293 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 139140295.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139140293) 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 7 ways as a sum of consecutive naturals, for example, 1987684 + ... + 1987753.

It is an arithmetic number, because the mean of its divisors is an integer number (23852628).

Almost surely, 2^139140295 is an apocalyptic number.

139140295 is a deficient number, since it is larger than the sum of its proper divisors (51680729).

139140295 is an equidigital number, since it uses as much as digits as its factorization.

139140295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975449.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 139140295 is about 11795.7744552869. The cubic root of 139140295 is about 518.1843668742.

The spelling of 139140295 in words is "one hundred thirty-nine million, one hundred forty thousand, two hundred ninety-five".