1516339 has 4 divisors (see below), whose sum is σ = 1654200. Its totient is φ = 1378480.

The previous prime is 1516337. The next prime is 1516343. The reversal of 1516339 is 9336151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1516339 - 2¹ = 1516337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1516331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68914 + ... + 68935.

It is an arithmetic number, because the mean of its divisors is an integer number (413550).

2^1516339 is an apocalyptic number.

1516339 is a deficient number, since it is larger than the sum of its proper divisors (137861).

1516339 is a wasteful number, since it uses less digits than its factorization.

1516339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137860.

The product of its digits is 2430, while the sum is 28.

The square root of 1516339 is about 1231.3971739451. The cubic root of 1516339 is about 114.8855572270.

The spelling of 1516339 in words is "one million, five hundred sixteen thousand, three hundred thirty-nine".