1040315636 has 6 divisors (see below), whose sum is σ = 1820552370. Its totient is φ = 520157816.

The previous prime is 1040315623. The next prime is 1040315651. The reversal of 1040315636 is 6365130401.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 844483600 + 195832036 = 29060^2 + 13994^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1040315599 and 1040315608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130039451 + ... + 130039458.

It is an arithmetic number, because the mean of its divisors is an integer number (303425395).

Almost surely, 2^1040315636 is an apocalyptic number.

It is an amenable number.

1040315636 is a deficient number, since it is larger than the sum of its proper divisors (780236734).

1040315636 is a wasteful number, since it uses less digits than its factorization.

1040315636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260078913 (or 260078911 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1040315636 is about 32253.9243503794. The cubic root of 1040315636 is about 1013.2618901136.

The spelling of 1040315636 in words is "one billion, forty million, three hundred fifteen thousand, six hundred thirty-six".