1315536 has 20 divisors (see below), whose sum is σ = 3398592. Its totient is φ = 438496.

The previous prime is 1315519. The next prime is 1315537. The reversal of 1315536 is 6355131.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13656 + ... + 13751.

2^1315536 is an apocalyptic number.

1315536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1315536 is an abundant number, since it is smaller than the sum of its proper divisors (2083056).

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

1315536 is a wasteful number, since it uses less digits than its factorization.

1315536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27418 (or 27412 counting only the distinct ones).

The product of its digits is 1350, while the sum is 24.

The square root of 1315536 is about 1146.9681774138. The cubic root of 1315536 is about 109.5723339337.

The spelling of 1315536 in words is "one million, three hundred fifteen thousand, five hundred thirty-six".