1239413 has 8 divisors (see below), whose sum is σ = 1440960. Its totient is φ = 1044000.

The previous prime is 1239397. The next prime is 1239421. The reversal of 1239413 is 3149321.

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 1239413 - 2⁴ = 1239397 is a prime.

It is a super-2 number, since 2×1239413² = 3072289169138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1239443) 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, 1088 + ... + 1913.

It is an arithmetic number, because the mean of its divisors is an integer number (180120).

2^1239413 is an apocalyptic number.

It is an amenable number.

1239413 is a deficient number, since it is larger than the sum of its proper divisors (201547).

1239413 is an equidigital number, since it uses as much as digits as its factorization.

1239413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067.

The product of its digits is 648, while the sum is 23.

The square root of 1239413 is about 1113.2892705851. The cubic root of 1239413 is about 107.4167518462.

The spelling of 1239413 in words is "one million, two hundred thirty-nine thousand, four hundred thirteen".