1315604066 has 32 divisors (see below), whose sum is σ = 2298240000. Its totient is φ = 553140432.

The previous prime is 1315604063. The next prime is 1315604077. The reversal of 1315604066 is 6604065131.

It is not an unprimeable number, because it can be changed into a prime (1315604063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493445 + ... + 496103.

It is an arithmetic number, because the mean of its divisors is an integer number (71820000).

Almost surely, 2^1315604066 is an apocalyptic number.

1315604066 is a deficient number, since it is larger than the sum of its proper divisors (982635934).

1315604066 is a wasteful number, since it uses less digits than its factorization.

1315604066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3326.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1315604066 is about 36271.2567469064. The cubic root of 1315604066 is about 1095.7422366324.

Adding to 1315604066 its reverse (6604065131), we get a palindrome (7919669197).

The spelling of 1315604066 in words is "one billion, three hundred fifteen million, six hundred four thousand, sixty-six".