90338111 has 2 divisors, whose sum is σ = 90338112. Its totient is φ = 90338110.

The previous prime is 90338081. The next prime is 90338117. The reversal of 90338111 is 11183309.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90338111 - 2¹⁰ = 90337087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90338117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45169055 + 45169056.

It is an arithmetic number, because the mean of its divisors is an integer number (45169056).

Almost surely, 2^90338111 is an apocalyptic number.

90338111 is a deficient number, since it is larger than the sum of its proper divisors (1).

90338111 is an equidigital number, since it uses as much as digits as its factorization.

90338111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 90338111 is about 9504.6362897272. The cubic root of 90338111 is about 448.7009630803.

The spelling of 90338111 in words is "ninety million, three hundred thirty-eight thousand, one hundred eleven".