90453211 has 2 divisors, whose sum is σ = 90453212. Its totient is φ = 90453210.

The previous prime is 90453203. The next prime is 90453217. The reversal of 90453211 is 11235409.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90453211 - 2³ = 90453203 is a prime.

It is equal to p_5241832 and since 90453211 and 5241832 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 (90453217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45226605 + 45226606.

It is an arithmetic number, because the mean of its divisors is an integer number (45226606).

Almost surely, 2^90453211 is an apocalyptic number.

90453211 is a deficient number, since it is larger than the sum of its proper divisors (1).

90453211 is an equidigital number, since it uses as much as digits as its factorization.

90453211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 90453211 is about 9510.6893020433. The cubic root of 90453211 is about 448.8914458563.

The spelling of 90453211 in words is "ninety million, four hundred fifty-three thousand, two hundred eleven".