1398619713 has 8 divisors (see below), whose sum is σ = 1888432000. Its totient is φ = 920610288.

The previous prime is 1398619687. The next prime is 1398619753. The reversal of 1398619713 is 3179168931.

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

It is not a de Polignac number, because 1398619713 - 2⁵ = 1398619681 is a prime.

It is a super-2 number, since 2×1398619713² = 3912274203184404738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1398619753) 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, 2950438 + ... + 2950911.

It is an arithmetic number, because the mean of its divisors is an integer number (236054000).

Almost surely, 2^1398619713 is an apocalyptic number.

It is an amenable number.

1398619713 is a deficient number, since it is larger than the sum of its proper divisors (489812287).

1398619713 is an equidigital number, since it uses as much as digits as its factorization.

1398619713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5901431.

The product of its digits is 244944, while the sum is 48.

The square root of 1398619713 is about 37398.1244583201. The cubic root of 1398619713 is about 1118.3211755246.

The spelling of 1398619713 in words is "one billion, three hundred ninety-eight million, six hundred nineteen thousand, seven hundred thirteen".