1513365 has 48 divisors (see below), whose sum is σ = 2954880. Its totient is φ = 658560.

The previous prime is 1513361. The next prime is 1513367. The reversal of 1513365 is 5633151.

It is not a de Polignac number, because 1513365 - 2² = 1513361 is a prime.

1513365 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1513361) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21280 + ... + 21350.

It is an arithmetic number, because the mean of its divisors is an integer number (61560).

2^1513365 is an apocalyptic number.

1513365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1513365 is a deficient number, since it is larger than the sum of its proper divisors (1441515).

1513365 is a wasteful number, since it uses less digits than its factorization.

1513365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 115 counting only the distinct ones).

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

The square root of 1513365 is about 1230.1890098680. The cubic root of 1513365 is about 114.8103996131.

The spelling of 1513365 in words is "one million, five hundred thirteen thousand, three hundred sixty-five".