1120040400091 has 2 divisors, whose sum is σ = 1120040400092. Its totient is φ = 1120040400090.

The previous prime is 1120040400071. The next prime is 1120040400119. The reversal of 1120040400091 is 1900040400211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1120040400091 - 2²¹ = 1120038302939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120040400071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560020200045 + 560020200046.

It is an arithmetic number, because the mean of its divisors is an integer number (560020200046).

Almost surely, 2^{1120040400091} is an apocalyptic number.

1120040400091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120040400091 is an equidigital number, since it uses as much as digits as its factorization.

1120040400091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 1120040400091 in words is "one trillion, one hundred twenty billion, forty million, four hundred thousand, ninety-one".