1019092909213 has 4 divisors (see below), whose sum is σ = 1024373183548. Its totient is φ = 1013812634880.

The previous prime is 1019092909201. The next prime is 1019092909231. The reversal of 1019092909213 is 3129092909101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 668252296089 + 350840613124 = 817467^2 + 592318^2 .

It is a cyclic number.

It is not a de Polignac number, because 1019092909213 - 2²⁹ = 1018556038301 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 (1019092909253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2640136878 + ... + 2640137263.

It is an arithmetic number, because the mean of its divisors is an integer number (256093295887).

Almost surely, 2^{1019092909213} is an apocalyptic number.

It is an amenable number.

1019092909213 is a deficient number, since it is larger than the sum of its proper divisors (5280274335).

1019092909213 is an equidigital number, since it uses as much as digits as its factorization.

1019092909213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5280274334.

The product of its (nonzero) digits is 78732, while the sum is 46.

The spelling of 1019092909213 in words is "one trillion, nineteen billion, ninety-two million, nine hundred nine thousand, two hundred thirteen".