139901514 has 32 divisors (see below), whose sum is σ = 288199296. Its totient is φ = 45241920.

The previous prime is 139901497. The next prime is 139901519. The reversal of 139901514 is 415109931.

It is not an unprimeable number, because it can be changed into a prime (139901519) 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 15 ways as a sum of consecutive naturals, for example, 101659 + ... + 103025.

It is an arithmetic number, because the mean of its divisors is an integer number (9006228).

Almost surely, 2^139901514 is an apocalyptic number.

139901514 is an abundant number, since it is smaller than the sum of its proper divisors (148297782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139901514 is a wasteful number, since it uses less digits than its factorization.

139901514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870.

The product of its (nonzero) digits is 4860, while the sum is 33.

The square root of 139901514 is about 11827.9970409195. The cubic root of 139901514 is about 519.1276225812.

The spelling of 139901514 in words is "one hundred thirty-nine million, nine hundred one thousand, five hundred fourteen".