139503416 has 24 divisors (see below), whose sum is σ = 283240080. Its totient is φ = 64385568.

The previous prime is 139503407. The next prime is 139503421. The reversal of 139503416 is 614305931.

It is a super-2 number, since 2×139503416² = 38922406151338112, which contains 22 as substring.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 50240 + ... + 52943.

It is an arithmetic number, because the mean of its divisors is an integer number (11801670).

Almost surely, 2^139503416 is an apocalyptic number.

It is an amenable number.

139503416 is an abundant number, since it is smaller than the sum of its proper divisors (143736664).

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

139503416 is a wasteful number, since it uses less digits than its factorization.

139503416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103215 (or 103198 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 139503416 is about 11811.1564209437. The cubic root of 139503416 is about 518.6347520434.

The spelling of 139503416 in words is "one hundred thirty-nine million, five hundred three thousand, four hundred sixteen".