1013019995 has 16 divisors (see below), whose sum is σ = 1310202432. Its totient is φ = 747465600.

The previous prime is 1013019991. The next prime is 1013020031. The reversal of 1013019995 is 5999103101.

It is a happy number.

It is not a de Polignac number, because 1013019995 - 2² = 1013019991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013019991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83570 + ... + 94920.

It is an arithmetic number, because the mean of its divisors is an integer number (81887652).

Almost surely, 2^1013019995 is an apocalyptic number.

1013019995 is a deficient number, since it is larger than the sum of its proper divisors (297182437).

1013019995 is a wasteful number, since it uses less digits than its factorization.

1013019995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12742.

The product of its (nonzero) digits is 10935, while the sum is 38.

The square root of 1013019995 is about 31827.9750376929. The cubic root of 1013019995 is about 1004.3212978204.

The spelling of 1013019995 in words is "one billion, thirteen million, nineteen thousand, nine hundred ninety-five".