90419111 has 2 divisors, whose sum is σ = 90419112. Its totient is φ = 90419110.

The previous prime is 90419101. The next prime is 90419143. The reversal of 90419111 is 11191409.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90419111 - 2²² = 86224807 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90419101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45209555 + 45209556.

It is an arithmetic number, because the mean of its divisors is an integer number (45209556).

Almost surely, 2^90419111 is an apocalyptic number.

90419111 is a deficient number, since it is larger than the sum of its proper divisors (1).

90419111 is an equidigital number, since it uses as much as digits as its factorization.

90419111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 90419111 is about 9508.8964133594. The cubic root of 90419111 is about 448.8350294981.

The spelling of 90419111 in words is "ninety million, four hundred nineteen thousand, one hundred eleven".