90953233603 has 2 divisors, whose sum is σ = 90953233604. Its totient is φ = 90953233602.

The previous prime is 90953233561. The next prime is 90953233627. The reversal of 90953233603 is 30633235909.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (30633235909) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90953233603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90953233603.

It is not a weakly prime, because it can be changed into another prime (90953033603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45476616801 + 45476616802.

It is an arithmetic number, because the mean of its divisors is an integer number (45476616802).

Almost surely, 2^90953233603 is an apocalyptic number.

90953233603 is a deficient number, since it is larger than the sum of its proper divisors (1).

90953233603 is an equidigital number, since it uses as much as digits as its factorization.

90953233603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 393660, while the sum is 43.

The spelling of 90953233603 in words is "ninety billion, nine hundred fifty-three million, two hundred thirty-three thousand, six hundred three".