1356605660 has 12 divisors (see below), whose sum is σ = 2848871928. Its totient is φ = 542642256.

The previous prime is 1356605659. The next prime is 1356605689. The reversal of 1356605660 is 665066531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33915122 + ... + 33915161.

It is an arithmetic number, because the mean of its divisors is an integer number (237405994).

Almost surely, 2^1356605660 is an apocalyptic number.

1356605660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1356605660 is an abundant number, since it is smaller than the sum of its proper divisors (1492266268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356605660 is a wasteful number, since it uses less digits than its factorization.

1356605660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67830292 (or 67830290 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 1356605660 is about 36832.1280949119. The cubic root of 1356605660 is about 1107.0091440559.

The spelling of 1356605660 in words is "one billion, three hundred fifty-six million, six hundred five thousand, six hundred sixty".