139363914 has 16 divisors (see below), whose sum is σ = 280189440. Its totient is φ = 46211040.

The previous prime is 139363901. The next prime is 139363921. The reversal of 139363914 is 419363931.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59659 + ... + 61950.

It is an arithmetic number, because the mean of its divisors is an integer number (17511840).

Almost surely, 2^139363914 is an apocalyptic number.

139363914 is an abundant number, since it is smaller than the sum of its proper divisors (140825526).

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

139363914 is a wasteful number, since it uses less digits than its factorization.

139363914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121805.

The product of its digits is 52488, while the sum is 39.

The square root of 139363914 is about 11805.2494255734. The cubic root of 139363914 is about 518.4618178905.

The spelling of 139363914 in words is "one hundred thirty-nine million, three hundred sixty-three thousand, nine hundred fourteen".