1013011999 has 8 divisors (see below), whose sum is σ = 1067744880. Its totient is φ = 958420800.

The previous prime is 1013011897. The next prime is 1013012027. The reversal of 1013011999 is 9991103101.

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

It is not a de Polignac number, because 1013011999 - 2⁷ = 1013011871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013011199) 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, 20572 + ... + 49489.

It is an arithmetic number, because the mean of its divisors is an integer number (133468110).

Almost surely, 2^1013011999 is an apocalyptic number.

1013011999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1013011999 is a deficient number, since it is larger than the sum of its proper divisors (54732881).

1013011999 is an equidigital number, since it uses as much as digits as its factorization.

1013011999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70841.

The product of its (nonzero) digits is 2187, while the sum is 34.

The square root of 1013011999 is about 31827.8494246784. The cubic root of 1013011999 is about 1004.3186553671.

The spelling of 1013011999 in words is "one billion, thirteen million, eleven thousand, nine hundred ninety-nine".