1513057 has 12 divisors (see below), whose sum is σ = 1873920. Its totient is φ = 1196208.

The previous prime is 1513049. The next prime is 1513067. The reversal of 1513057 is 7503151.

It is not a de Polignac number, because 1513057 - 2³ = 1513049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1513037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 544 + ... + 1822.

It is an arithmetic number, because the mean of its divisors is an integer number (156160).

2^1513057 is an apocalyptic number.

It is an amenable number.

1513057 is a deficient number, since it is larger than the sum of its proper divisors (360863).

1513057 is a wasteful number, since it uses less digits than its factorization.

1513057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 1513057 is about 1230.0638194826. The cubic root of 1513057 is about 114.8026103483.

The spelling of 1513057 in words is "one million, five hundred thirteen thousand, fifty-seven".