140713839 has 36 divisors (see below), whose sum is σ = 246735216. Its totient is φ = 76906368.

The previous prime is 140713831. The next prime is 140713861. The reversal of 140713839 is 938317041.

It is a happy number.

It is not a de Polignac number, because 140713839 - 2³ = 140713831 is a prime.

It is a super-2 number, since 2×140713839² = 39600768972235842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140713831) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3207 + ... + 17079.

It is an arithmetic number, because the mean of its divisors is an integer number (6853756).

Almost surely, 2^140713839 is an apocalyptic number.

140713839 is a deficient number, since it is larger than the sum of its proper divisors (106021377).

140713839 is a wasteful number, since it uses less digits than its factorization.

140713839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13916 (or 13906 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 140713839 is about 11862.2864153586. The cubic root of 140713839 is about 520.1304394172.

The spelling of 140713839 in words is "one hundred forty million, seven hundred thirteen thousand, eight hundred thirty-nine".