19071186053 has 2 divisors, whose sum is σ = 19071186054. Its totient is φ = 19071186052.

The previous prime is 19071185993. The next prime is 19071186061. The reversal of 19071186053 is 35068117091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10509940324 + 8561245729 = 102518^2 + 92527^2 .

It is a cyclic number.

It is not a de Polignac number, because 19071186053 - 2¹² = 19071181957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19071186053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19071188053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9535593026 + 9535593027.

It is an arithmetic number, because the mean of its divisors is an integer number (9535593027).

Almost surely, 2^19071186053 is an apocalyptic number.

It is an amenable number.

19071186053 is a deficient number, since it is larger than the sum of its proper divisors (1).

19071186053 is an equidigital number, since it uses as much as digits as its factorization.

19071186053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 41.

The spelling of 19071186053 in words is "nineteen billion, seventy-one million, one hundred eighty-six thousand, fifty-three".