11818432027 has 2 divisors, whose sum is σ = 11818432028. Its totient is φ = 11818432026.

The previous prime is 11818431983. The next prime is 11818432057. The reversal of 11818432027 is 72023481811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11818432027 - 2⁷ = 11818431899 is a prime.

It is not a weakly prime, because it can be changed into another prime (11818432057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5909216013 + 5909216014.

It is an arithmetic number, because the mean of its divisors is an integer number (5909216014).

Almost surely, 2^11818432027 is an apocalyptic number.

11818432027 is a deficient number, since it is larger than the sum of its proper divisors (1).

11818432027 is an equidigital number, since it uses as much as digits as its factorization.

11818432027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21504, while the sum is 37.

The spelling of 11818432027 in words is "eleven billion, eight hundred eighteen million, four hundred thirty-two thousand, twenty-seven".