902973223 has 2 divisors, whose sum is σ = 902973224. Its totient is φ = 902973222.

The previous prime is 902973221. The next prime is 902973283. The reversal of 902973223 is 322379209.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 902973223 - 2¹ = 902973221 is a prime.

Together with 902973221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (902973221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451486611 + 451486612.

It is an arithmetic number, because the mean of its divisors is an integer number (451486612).

Almost surely, 2^902973223 is an apocalyptic number.

902973223 is a deficient number, since it is larger than the sum of its proper divisors (1).

902973223 is an equidigital number, since it uses as much as digits as its factorization.

902973223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 902973223 is about 30049.5128579483. The cubic root of 902973223 is about 966.5514068019.

The spelling of 902973223 in words is "nine hundred two million, nine hundred seventy-three thousand, two hundred twenty-three".