1399198119 has 32 divisors (see below), whose sum is σ = 2109542400. Its totient is φ = 817138560.

The previous prime is 1399198111. The next prime is 1399198139. The reversal of 1399198119 is 9118919931.

It is not a de Polignac number, because 1399198119 - 2³ = 1399198111 is a prime.

It is a super-2 number, since 2×1399198119² = 3915510752426276322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1399198111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 623802 + ... + 626040.

It is an arithmetic number, because the mean of its divisors is an integer number (65923200).

Almost surely, 2^1399198119 is an apocalyptic number.

1399198119 is a deficient number, since it is larger than the sum of its proper divisors (710344281).

1399198119 is a wasteful number, since it uses less digits than its factorization.

1399198119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935.

The product of its digits is 157464, while the sum is 51.

The square root of 1399198119 is about 37405.8567473063. The cubic root of 1399198119 is about 1118.4753166691.

The spelling of 1399198119 in words is "one billion, three hundred ninety-nine million, one hundred ninety-eight thousand, one hundred nineteen".