90244153 has 2 divisors, whose sum is σ = 90244154. Its totient is φ = 90244152.

The previous prime is 90244139. The next prime is 90244159. The reversal of 90244153 is 35144209.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59474944 + 30769209 = 7712^2 + 5547^2 .

It is a cyclic number.

It is not a de Polignac number, because 90244153 - 2¹³ = 90235961 is a prime.

It is not a weakly prime, because it can be changed into another prime (90244159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45122076 + 45122077.

It is an arithmetic number, because the mean of its divisors is an integer number (45122077).

Almost surely, 2^90244153 is an apocalyptic number.

It is an amenable number.

90244153 is a deficient number, since it is larger than the sum of its proper divisors (1).

90244153 is an equidigital number, since it uses as much as digits as its factorization.

90244153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 90244153 is about 9499.6922581734. The cubic root of 90244153 is about 448.5453489133.

The spelling of 90244153 in words is "ninety million, two hundred forty-four thousand, one hundred fifty-three".