4115490091 has 2 divisors, whose sum is σ = 4115490092. Its totient is φ = 4115490090.

The previous prime is 4115490083. The next prime is 4115490097. The reversal of 4115490091 is 1900945114.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4115490091 - 2³ = 4115490083 is a prime.

It is not a weakly prime, because it can be changed into another prime (4115490097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2057745045 + 2057745046.

It is an arithmetic number, because the mean of its divisors is an integer number (2057745046).

Almost surely, 2^4115490091 is an apocalyptic number.

4115490091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4115490091 is an equidigital number, since it uses as much as digits as its factorization.

4115490091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 4115490091 is about 64152.0856325030. The cubic root of 4115490091 is about 1602.5337576926.

The spelling of 4115490091 in words is "four billion, one hundred fifteen million, four hundred ninety thousand, ninety-one".