190920053 has 2 divisors, whose sum is σ = 190920054. Its totient is φ = 190920052.

The previous prime is 190920029. The next prime is 190920061. The reversal of 190920053 is 350029091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185150449 + 5769604 = 13607^2 + 2402^2 .

It is a cyclic number.

It is not a de Polignac number, because 190920053 - 2⁸ = 190919797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190919998 and 190920025.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190920073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95460026 + 95460027.

It is an arithmetic number, because the mean of its divisors is an integer number (95460027).

Almost surely, 2^190920053 is an apocalyptic number.

It is an amenable number.

190920053 is a deficient number, since it is larger than the sum of its proper divisors (1).

190920053 is an equidigital number, since it uses as much as digits as its factorization.

190920053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 190920053 is about 13817.3822774070. The cubic root of 190920053 is about 575.8161597027.

The spelling of 190920053 in words is "one hundred ninety million, nine hundred twenty thousand, fifty-three".