1513009 has 8 divisors (see below), whose sum is σ = 1592640. Its totient is φ = 1434576.

The previous prime is 1512961. The next prime is 1513013. The reversal of 1513009 is 9003151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1513009 - 2¹¹ = 1510961 is a prime.

It is a Duffinian number.

1513009 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1513019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3402 + ... + 3820.

It is an arithmetic number, because the mean of its divisors is an integer number (199080).

2^1513009 is an apocalyptic number.

It is an amenable number.

1513009 is a deficient number, since it is larger than the sum of its proper divisors (79631).

1513009 is a wasteful number, since it uses less digits than its factorization.

1513009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 1513009 is about 1230.0443081450. The cubic root of 1513009 is about 114.8013963417.

It can be divided in two parts, 151 and 3009, that added together give a triangular number (3160 = T₇₉).

The spelling of 1513009 in words is "one million, five hundred thirteen thousand, nine".