1372531263269 has 2 divisors, whose sum is σ = 1372531263270. Its totient is φ = 1372531263268.

The previous prime is 1372531263179. The next prime is 1372531263331. The reversal of 1372531263269 is 9623621352731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1088554182244 + 283977081025 = 1043338^2 + 532895^2 .

It is a cyclic number.

It is not a de Polignac number, because 1372531263269 - 2²⁸ = 1372262827813 is a prime.

It is a super-2 number, since 2×1372531263269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1372531293269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686265631634 + 686265631635.

It is an arithmetic number, because the mean of its divisors is an integer number (686265631635).

Almost surely, 2^{1372531263269} is an apocalyptic number.

It is an amenable number.

1372531263269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372531263269 is an equidigital number, since it uses as much as digits as its factorization.

1372531263269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 50.

The spelling of 1372531263269 in words is "one trillion, three hundred seventy-two billion, five hundred thirty-one million, two hundred sixty-three thousand, two hundred sixty-nine".