82553203 has 2 divisors, whose sum is σ = 82553204. Its totient is φ = 82553202.

The previous prime is 82553129. The next prime is 82553209. The reversal of 82553203 is 30235528.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82553203 is a prime.

It is not a weakly prime, because it can be changed into another prime (82553209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41276601 + 41276602.

It is an arithmetic number, because the mean of its divisors is an integer number (41276602).

Almost surely, 2^82553203 is an apocalyptic number.

82553203 is a deficient number, since it is larger than the sum of its proper divisors (1).

82553203 is an equidigital number, since it uses as much as digits as its factorization.

82553203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 82553203 is about 9085.8793190313. The cubic root of 82553203 is about 435.4229435580.

The spelling of 82553203 in words is "eighty-two million, five hundred fifty-three thousand, two hundred three".