19160156047 has 2 divisors, whose sum is σ = 19160156048. Its totient is φ = 19160156046.

The previous prime is 19160155979. The next prime is 19160156069. The reversal of 19160156047 is 74065106191.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19160156047 - 2²⁷ = 19025938319 is a prime.

It is a super-2 number, since 2×19160156047² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19160156447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9580078023 + 9580078024.

It is an arithmetic number, because the mean of its divisors is an integer number (9580078024).

Almost surely, 2^19160156047 is an apocalyptic number.

19160156047 is a deficient number, since it is larger than the sum of its proper divisors (1).

19160156047 is an equidigital number, since it uses as much as digits as its factorization.

19160156047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 19160156047 in words is "nineteen billion, one hundred sixty million, one hundred fifty-six thousand, forty-seven".