3136873797 has 40 divisors (see below), whose sum is σ = 4854631320. Its totient is φ = 2017128960.

The previous prime is 3136873759. The next prime is 3136873807. The reversal of 3136873797 is 7973786313.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 306740196 + 2830133601 = 17514^2 + 53199^2 .

It is not a de Polignac number, because 3136873797 - 2²² = 3132679493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3136873717) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 290263 + ... + 300875.

It is an arithmetic number, because the mean of its divisors is an integer number (121365783).

Almost surely, 2^3136873797 is an apocalyptic number.

It is an amenable number.

3136873797 is a deficient number, since it is larger than the sum of its proper divisors (1717757523).

3136873797 is a wasteful number, since it uses less digits than its factorization.

3136873797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10755 (or 10746 counting only the distinct ones).

The product of its digits is 4000752, while the sum is 54.

The square root of 3136873797 is about 56007.8012155450. The cubic root of 3136873797 is about 1463.8582191036.

The spelling of 3136873797 in words is "three billion, one hundred thirty-six million, eight hundred seventy-three thousand, seven hundred ninety-seven".