1105090099 has 2 divisors, whose sum is σ = 1105090100. Its totient is φ = 1105090098.

The previous prime is 1105090081. The next prime is 1105090111. The reversal of 1105090099 is 9900905011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1105090099 - 2²³ = 1096701491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1105090009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552545049 + 552545050.

It is an arithmetic number, because the mean of its divisors is an integer number (552545050).

Almost surely, 2^1105090099 is an apocalyptic number.

1105090099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105090099 is an equidigital number, since it uses as much as digits as its factorization.

1105090099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3645, while the sum is 34.

The square root of 1105090099 is about 33242.8954665504. The cubic root of 1105090099 is about 1033.8699106293.

The spelling of 1105090099 in words is "one billion, one hundred five million, ninety thousand, ninety-nine".