198332053 has 2 divisors, whose sum is σ = 198332054. Its totient is φ = 198332052.

The previous prime is 198332009. The next prime is 198332087. The reversal of 198332053 is 350233891.

It is an a-pointer prime, because the next prime (198332087) can be obtained adding 198332053 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191351889 + 6980164 = 13833^2 + 2642^2 .

It is a cyclic number.

It is not a de Polignac number, because 198332053 - 2⁹ = 198331541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198332003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99166026 + 99166027.

It is an arithmetic number, because the mean of its divisors is an integer number (99166027).

Almost surely, 2^198332053 is an apocalyptic number.

It is an amenable number.

198332053 is a deficient number, since it is larger than the sum of its proper divisors (1).

198332053 is an equidigital number, since it uses as much as digits as its factorization.

198332053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 198332053 is about 14083.0413263613. The cubic root of 198332053 is about 583.1733050733.

The spelling of 198332053 in words is "one hundred ninety-eight million, three hundred thirty-two thousand, fifty-three".