190935253 has 2 divisors, whose sum is σ = 190935254. Its totient is φ = 190935252.

The previous prime is 190935233. The next prime is 190935299. The reversal of 190935253 is 352539091.

190935253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189145009 + 1790244 = 13753^2 + 1338^2 .

It is a cyclic number.

It is not a de Polignac number, because 190935253 - 2⁵ = 190935221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190935233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95467626 + 95467627.

It is an arithmetic number, because the mean of its divisors is an integer number (95467627).

Almost surely, 2^190935253 is an apocalyptic number.

It is an amenable number.

190935253 is a deficient number, since it is larger than the sum of its proper divisors (1).

190935253 is an equidigital number, since it uses as much as digits as its factorization.

190935253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36450, while the sum is 37.

The square root of 190935253 is about 13817.9322982854. The cubic root of 190935253 is about 575.8314403978.

The spelling of 190935253 in words is "one hundred ninety million, nine hundred thirty-five thousand, two hundred fifty-three".