1315535 has 16 divisors (see below), whose sum is σ = 1749216. Its totient is φ = 943488.

The previous prime is 1315519. The next prime is 1315537. The reversal of 1315535 is 5355131.

1315535 is nontrivially palindromic in base 3.

It is not a de Polignac number, because 1315535 - 2⁴ = 1315519 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1315535.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2132 + ... + 2678.

It is an arithmetic number, because the mean of its divisors is an integer number (109326).

2^1315535 is an apocalyptic number.

1315535 is a deficient number, since it is larger than the sum of its proper divisors (433681).

1315535 is a wasteful number, since it uses less digits than its factorization.

1315535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602.

The product of its digits is 1125, while the sum is 23.

The square root of 1315535 is about 1146.9677414819. The cubic root of 1315535 is about 109.5723061700.

The spelling of 1315535 in words is "one million, three hundred fifteen thousand, five hundred thirty-five".