1038998379 has 16 divisors (see below), whose sum is σ = 1444303872. Its totient is φ = 663787488.

The previous prime is 1038998377. The next prime is 1038998381. The reversal of 1038998379 is 9738998301.

It is an interprime number because it is at equal distance from previous prime (1038998377) and next prime (1038998381).

It is not a de Polignac number, because 1038998379 - 2¹ = 1038998377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1038998377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69147 + ... + 82820.

It is an arithmetic number, because the mean of its divisors is an integer number (90268992).

Almost surely, 2^1038998379 is an apocalyptic number.

1038998379 is a deficient number, since it is larger than the sum of its proper divisors (405305493).

1038998379 is a wasteful number, since it uses less digits than its factorization.

1038998379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152066.

The product of its (nonzero) digits is 2939328, while the sum is 57.

The square root of 1038998379 is about 32233.4977779328. The cubic root of 1038998379 is about 1012.8340423798.

The spelling of 1038998379 in words is "one billion, thirty-eight million, nine hundred ninety-eight thousand, three hundred seventy-nine".