137109942 has 16 divisors (see below), whose sum is σ = 304688880. Its totient is φ = 45703296.

The previous prime is 137109937. The next prime is 137109943. The reversal of 137109942 is 249901731.

137109942 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 137109897 and 137109906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137109943) by changing a digit.

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, 1269483 + ... + 1269590.

It is an arithmetic number, because the mean of its divisors is an integer number (19043055).

Almost surely, 2^137109942 is an apocalyptic number.

137109942 is an abundant number, since it is smaller than the sum of its proper divisors (167578938).

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

137109942 is a wasteful number, since it uses less digits than its factorization.

137109942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539084 (or 2539078 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 137109942 is about 11709.3954583488. The cubic root of 137109942 is about 515.6515359567.

The spelling of 137109942 in words is "one hundred thirty-seven million, one hundred nine thousand, nine hundred forty-two".