11409694463 has 2 divisors, whose sum is σ = 11409694464. Its totient is φ = 11409694462.

The previous prime is 11409694453. The next prime is 11409694469. The reversal of 11409694463 is 36449690411.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (36449690411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11409694463 - 2⁴ = 11409694447 is a prime.

It is a super-2 number, since 2×11409694463² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11409694469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5704847231 + 5704847232.

It is an arithmetic number, because the mean of its divisors is an integer number (5704847232).

Almost surely, 2^11409694463 is an apocalyptic number.

11409694463 is a deficient number, since it is larger than the sum of its proper divisors (1).

11409694463 is an equidigital number, since it uses as much as digits as its factorization.

11409694463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 47.

The spelling of 11409694463 in words is "eleven billion, four hundred nine million, six hundred ninety-four thousand, four hundred sixty-three".