153074722217 has 2 divisors, whose sum is σ = 153074722218. Its totient is φ = 153074722216.

The previous prime is 153074722193. The next prime is 153074722231. The reversal of 153074722217 is 712227470351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79514976256 + 73559745961 = 281984^2 + 271219^2 .

It is a cyclic number.

It is not a de Polignac number, because 153074722217 - 2²⁸ = 152806286761 is a prime.

It is not a weakly prime, because it can be changed into another prime (153074752217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76537361108 + 76537361109.

It is an arithmetic number, because the mean of its divisors is an integer number (76537361109).

Almost surely, 2^153074722217 is an apocalyptic number.

It is an amenable number.

153074722217 is a deficient number, since it is larger than the sum of its proper divisors (1).

153074722217 is an equidigital number, since it uses as much as digits as its factorization.

153074722217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 41.

The spelling of 153074722217 in words is "one hundred fifty-three billion, seventy-four million, seven hundred twenty-two thousand, two hundred seventeen".