1013217169 has 2 divisors, whose sum is σ = 1013217170. Its totient is φ = 1013217168.

The previous prime is 1013217157. The next prime is 1013217181. The reversal of 1013217169 is 9617123101.

It is a balanced prime because it is at equal distance from previous prime (1013217157) and next prime (1013217181).

It can be written as a sum of positive squares in only one way, i.e., 1010286225 + 2930944 = 31785^2 + 1712^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013217169 - 2⁹ = 1013216657 is a prime.

It is a super-2 number, since 2×1013217169² = 2053218063112749122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1013217169.

It is not a weakly prime, because it can be changed into another prime (1013217269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506608584 + 506608585.

It is an arithmetic number, because the mean of its divisors is an integer number (506608585).

Almost surely, 2^1013217169 is an apocalyptic number.

It is an amenable number.

1013217169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013217169 is an equidigital number, since it uses as much as digits as its factorization.

1013217169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 1013217169 is about 31831.0723821866. The cubic root of 1013217169 is about 1004.3864538891.

The spelling of 1013217169 in words is "one billion, thirteen million, two hundred seventeen thousand, one hundred sixty-nine".