919214512193 has 2 divisors, whose sum is σ = 919214512194. Its totient is φ = 919214512192.

The previous prime is 919214512171. The next prime is 919214512201. The reversal of 919214512193 is 391215412919.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 883286067889 + 35928444304 = 939833^2 + 189548^2 .

It is a cyclic number.

It is not a de Polignac number, because 919214512193 - 2¹⁴ = 919214495809 is a prime.

It is not a weakly prime, because it can be changed into another prime (919214512103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459607256096 + 459607256097.

It is an arithmetic number, because the mean of its divisors is an integer number (459607256097).

Almost surely, 2^919214512193 is an apocalyptic number.

It is an amenable number.

919214512193 is a deficient number, since it is larger than the sum of its proper divisors (1).

919214512193 is an equidigital number, since it uses as much as digits as its factorization.

919214512193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 47.

The spelling of 919214512193 in words is "nine hundred nineteen billion, two hundred fourteen million, five hundred twelve thousand, one hundred ninety-three".