90110533 has 2 divisors, whose sum is σ = 90110534. Its totient is φ = 90110532.

The previous prime is 90110519. The next prime is 90110539. The reversal of 90110533 is 33501109.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89434849 + 675684 = 9457^2 + 822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90110533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90110539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45055266 + 45055267.

It is an arithmetic number, because the mean of its divisors is an integer number (45055267).

Almost surely, 2^90110533 is an apocalyptic number.

It is an amenable number.

90110533 is a deficient number, since it is larger than the sum of its proper divisors (1).

90110533 is an equidigital number, since it uses as much as digits as its factorization.

90110533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 22.

The square root of 90110533 is about 9492.6567935431. The cubic root of 90110533 is about 448.3238600131.

The spelling of 90110533 in words is "ninety million, one hundred ten thousand, five hundred thirty-three".