137763988 has 18 divisors (see below), whose sum is σ = 256104926. Its totient is φ = 64829568.

The previous prime is 137763931. The next prime is 137764009. The reversal of 137763988 is 889367731.

It is a happy number.

137763988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 90402064 + 47361924 = 9508^2 + 6882^2 .

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, 58431 + ... + 60742.

Almost surely, 2^137763988 is an apocalyptic number.

It is an amenable number.

137763988 is a deficient number, since it is larger than the sum of its proper divisors (118340938).

137763988 is a wasteful number, since it uses less digits than its factorization.

137763988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119211 (or 119192 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 52.

The square root of 137763988 is about 11737.2904880130. The cubic root of 137763988 is about 516.4701611836.

The spelling of 137763988 in words is "one hundred thirty-seven million, seven hundred sixty-three thousand, nine hundred eighty-eight".