137196839 has 8 divisors (see below), whose sum is σ = 147858480. Its totient is φ = 126550656.

The previous prime is 137196823. The next prime is 137196847. The reversal of 137196839 is 938691731.

It is a happy number.

137196839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 137196839 - 2⁴ = 137196823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 137196793 and 137196802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137196809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20132 + ... + 26070.

It is an arithmetic number, because the mean of its divisors is an integer number (18482310).

Almost surely, 2^137196839 is an apocalyptic number.

137196839 is a deficient number, since it is larger than the sum of its proper divisors (10661641).

137196839 is a wasteful number, since it uses less digits than its factorization.

137196839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7729.

The product of its digits is 244944, while the sum is 47.

The square root of 137196839 is about 11713.1054379272. The cubic root of 137196839 is about 515.7604488188.

The spelling of 137196839 in words is "one hundred thirty-seven million, one hundred ninety-six thousand, eight hundred thirty-nine".