1051919565199 has 2 divisors, whose sum is σ = 1051919565200. Its totient is φ = 1051919565198.

The previous prime is 1051919565197. The next prime is 1051919565209. The reversal of 1051919565199 is 9915659191501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1051919565199 - 2¹ = 1051919565197 is a prime.

It is a super-2 number, since 2×1051919565199² (a number of 25 digits) contains 22 as substring.

Together with 1051919565197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051919565197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525959782599 + 525959782600.

It is an arithmetic number, because the mean of its divisors is an integer number (525959782600).

Almost surely, 2^{1051919565199} is an apocalyptic number.

1051919565199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051919565199 is an equidigital number, since it uses as much as digits as its factorization.

1051919565199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4920750, while the sum is 61.

The spelling of 1051919565199 in words is "one trillion, fifty-one billion, nine hundred nineteen million, five hundred sixty-five thousand, one hundred ninety-nine".