11315452469 has 2 divisors, whose sum is σ = 11315452470. Its totient is φ = 11315452468.

The previous prime is 11315452457. The next prime is 11315452549. The reversal of 11315452469 is 96425451311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10204030225 + 1111422244 = 101015^2 + 33338^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11315452469 is a prime.

It is a super-2 number, since 2×11315452469² (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 (11315452069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5657726234 + 5657726235.

It is an arithmetic number, because the mean of its divisors is an integer number (5657726235).

Almost surely, 2^11315452469 is an apocalyptic number.

It is an amenable number.

11315452469 is a deficient number, since it is larger than the sum of its proper divisors (1).

11315452469 is an equidigital number, since it uses as much as digits as its factorization.

11315452469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 41.

The spelling of 11315452469 in words is "eleven billion, three hundred fifteen million, four hundred fifty-two thousand, four hundred sixty-nine".