90301441 has 2 divisors, whose sum is σ = 90301442. Its totient is φ = 90301440.

The previous prime is 90301391. The next prime is 90301457. The reversal of 90301441 is 14410309.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83905600 + 6395841 = 9160^2 + 2529^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90301441 is a prime.

It is equal to p_5233522 and since 90301441 and 5233522 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (90361441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45150720 + 45150721.

It is an arithmetic number, because the mean of its divisors is an integer number (45150721).

Almost surely, 2^90301441 is an apocalyptic number.

It is an amenable number.

90301441 is a deficient number, since it is larger than the sum of its proper divisors (1).

90301441 is an equidigital number, since it uses as much as digits as its factorization.

90301441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 90301441 is about 9502.7070353663. The cubic root of 90301441 is about 448.6402427082.

The spelling of 90301441 in words is "ninety million, three hundred one thousand, four hundred forty-one".