1109632553663 has 2 divisors, whose sum is σ = 1109632553664. Its totient is φ = 1109632553662.

The previous prime is 1109632553657. The next prime is 1109632553683. The reversal of 1109632553663 is 3663552369011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1109632553663 - 2⁴ = 1109632553647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1109632553683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554816276831 + 554816276832.

It is an arithmetic number, because the mean of its divisors is an integer number (554816276832).

Almost surely, 2^{1109632553663} is an apocalyptic number.

1109632553663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109632553663 is an equidigital number, since it uses as much as digits as its factorization.

1109632553663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2624400, while the sum is 50.

The spelling of 1109632553663 in words is "one trillion, one hundred nine billion, six hundred thirty-two million, five hundred fifty-three thousand, six hundred sixty-three".