1513994 has 8 divisors (see below), whose sum is σ = 2278848. Its totient is φ = 754380.

The previous prime is 1513991. The next prime is 1514027. The reversal of 1513994 is 4993151.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1513994.

It is not an unprimeable number, because it can be changed into a prime (1513991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482 + ... + 1805.

It is an arithmetic number, because the mean of its divisors is an integer number (284856).

2^1513994 is an apocalyptic number.

1513994 is a deficient number, since it is larger than the sum of its proper divisors (764854).

1513994 is a wasteful number, since it uses less digits than its factorization.

1513994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620.

The product of its digits is 4860, while the sum is 32.

The square root of 1513994 is about 1230.4446350812. Note that the first 3 decimals coincide. The cubic root of 1513994 is about 114.8263036280.

The spelling of 1513994 in words is "one million, five hundred thirteen thousand, nine hundred ninety-four".