1013019923847 has 16 divisors (see below), whose sum is σ = 1380166659072. Its totient is φ = 660625220640.

The previous prime is 1013019923827. The next prime is 1013019923849. The reversal of 1013019923847 is 7483299103101.

It is not a de Polignac number, because 1013019923847 - 2³¹ = 1010872440199 is a prime.

It is a super-2 number, since 2×1013019923847² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1013019923796 and 1013019923805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013019923849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1649179 + ... + 2178492.

It is an arithmetic number, because the mean of its divisors is an integer number (86260416192).

Almost surely, 2^{1013019923847} is an apocalyptic number.

1013019923847 is a deficient number, since it is larger than the sum of its proper divisors (367146735225).

1013019923847 is a wasteful number, since it uses less digits than its factorization.

1013019923847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829598.

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 1013019923847 in words is "one trillion, thirteen billion, nineteen million, nine hundred twenty-three thousand, eight hundred forty-seven".