1269207445463 has 2 divisors, whose sum is σ = 1269207445464. Its totient is φ = 1269207445462.

The previous prime is 1269207445433. The next prime is 1269207445469. The reversal of 1269207445463 is 3645447029621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1269207445463 - 2²⁴ = 1269190668247 is a prime.

It is a super-2 number, since 2×1269207445463² (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 (1269207445469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634603722731 + 634603722732.

It is an arithmetic number, because the mean of its divisors is an integer number (634603722732).

Almost surely, 2^{1269207445463} is an apocalyptic number.

1269207445463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1269207445463 is an equidigital number, since it uses as much as digits as its factorization.

1269207445463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 1269207445463 in words is "one trillion, two hundred sixty-nine billion, two hundred seven million, four hundred forty-five thousand, four hundred sixty-three".