11463913915019 has 2 divisors, whose sum is σ = 11463913915020. Its totient is φ = 11463913915018.

The previous prime is 11463913914979. The next prime is 11463913915021. The reversal of 11463913915019 is 91051931936411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11463913915019 is a prime.

It is a super-2 number, since 2×11463913915019² (a number of 27 digits) contains 22 as substring.

Together with 11463913915021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11463913915039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5731956957509 + 5731956957510.

It is an arithmetic number, because the mean of its divisors is an integer number (5731956957510).

Almost surely, 2^{11463913915019} is an apocalyptic number.

11463913915019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11463913915019 is an equidigital number, since it uses as much as digits as its factorization.

11463913915019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787320, while the sum is 53.

The spelling of 11463913915019 in words is "eleven trillion, four hundred sixty-three billion, nine hundred thirteen million, nine hundred fifteen thousand, nineteen".