90411953 has 2 divisors, whose sum is σ = 90411954. Its totient is φ = 90411952.

The previous prime is 90411949. The next prime is 90411977. The reversal of 90411953 is 35911409.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83320384 + 7091569 = 9128^2 + 2663^2 .

It is a cyclic number.

It is not a de Polignac number, because 90411953 - 2² = 90411949 is a prime.

It is not a weakly prime, because it can be changed into another prime (90411913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45205976 + 45205977.

It is an arithmetic number, because the mean of its divisors is an integer number (45205977).

Almost surely, 2^90411953 is an apocalyptic number.

It is an amenable number.

90411953 is a deficient number, since it is larger than the sum of its proper divisors (1).

90411953 is an equidigital number, since it uses as much as digits as its factorization.

90411953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 90411953 is about 9508.5200215386. The cubic root of 90411953 is about 448.8231852250.

The spelling of 90411953 in words is "ninety million, four hundred eleven thousand, nine hundred fifty-three".