137691896 has 16 divisors (see below), whose sum is σ = 258305640. Its totient is φ = 68810400.

The previous prime is 137691889. The next prime is 137691923. The reversal of 137691896 is 698196731.

137691896 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 19790 + ... + 25826.

Almost surely, 2^137691896 is an apocalyptic number.

It is an amenable number.

137691896 is a deficient number, since it is larger than the sum of its proper divisors (120613744).

137691896 is a wasteful number, since it uses less digits than its factorization.

137691896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8894 (or 8890 counting only the distinct ones).

The product of its digits is 489888, while the sum is 50.

The square root of 137691896 is about 11734.2190196025. The cubic root of 137691896 is about 516.3800557212.

The spelling of 137691896 in words is "one hundred thirty-seven million, six hundred ninety-one thousand, eight hundred ninety-six".