1013011998 has 16 divisors (see below), whose sum is σ = 2026794000. Its totient is φ = 337542336.

The previous prime is 1013011897. The next prime is 1013012027. The reversal of 1013011998 is 8991103101.

It is a happy number.

1013011998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14215 + ... + 47202.

It is an arithmetic number, because the mean of its divisors is an integer number (126674625).

Almost surely, 2^1013011998 is an apocalyptic number.

1013011998 is an abundant number, since it is smaller than the sum of its proper divisors (1013782002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013011998 is a wasteful number, since it uses less digits than its factorization.

1013011998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64171.

The product of its (nonzero) digits is 1944, while the sum is 33.

The square root of 1013011998 is about 31827.8494089689. The cubic root of 1013011998 is about 1004.3186550366.

The spelling of 1013011998 in words is "one billion, thirteen million, eleven thousand, nine hundred ninety-eight".