1109084163431 has 2 divisors, whose sum is σ = 1109084163432. Its totient is φ = 1109084163430.

The previous prime is 1109084163361. The next prime is 1109084163533. The reversal of 1109084163431 is 1343614809011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1109084163431 - 2¹⁴ = 1109084147047 is a prime.

It is a super-2 number, since 2×1109084163431² (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 (1109084163631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554542081715 + 554542081716.

It is an arithmetic number, because the mean of its divisors is an integer number (554542081716).

Almost surely, 2^{1109084163431} is an apocalyptic number.

1109084163431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109084163431 is an equidigital number, since it uses as much as digits as its factorization.

1109084163431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 1109084163431 in words is "one trillion, one hundred nine billion, eighty-four million, one hundred sixty-three thousand, four hundred thirty-one".