1013217269 has 2 divisors, whose sum is σ = 1013217270. Its totient is φ = 1013217268.

The previous prime is 1013217263. The next prime is 1013217277. The reversal of 1013217269 is 9627123101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 584188900 + 429028369 = 24170^2 + 20713^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013217269 - 2⁴ = 1013217253 is a prime.

It is a super-2 number, since 2×1013217269² = 2053218468399636722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013217263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506608634 + 506608635.

It is an arithmetic number, because the mean of its divisors is an integer number (506608635).

Almost surely, 2^1013217269 is an apocalyptic number.

It is an amenable number.

1013217269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013217269 is an equidigital number, since it uses as much as digits as its factorization.

1013217269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 1013217269 is about 31831.0739529787. The cubic root of 1013217269 is about 1004.3864869319.

The spelling of 1013217269 in words is "one billion, thirteen million, two hundred seventeen thousand, two hundred sixty-nine".