190495373 has 2 divisors, whose sum is σ = 190495374. Its totient is φ = 190495372.

The previous prime is 190495369. The next prime is 190495381. The reversal of 190495373 is 373594091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190495204 + 169 = 13802^2 + 13^2 .

It is a cyclic number.

It is not a de Polignac number, because 190495373 - 2² = 190495369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 190495373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190495313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95247686 + 95247687.

It is an arithmetic number, because the mean of its divisors is an integer number (95247687).

Almost surely, 2^190495373 is an apocalyptic number.

It is an amenable number.

190495373 is a deficient number, since it is larger than the sum of its proper divisors (1).

190495373 is an equidigital number, since it uses as much as digits as its factorization.

190495373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 190495373 is about 13802.0061222998. The cubic root of 190495373 is about 575.3888968377.

The spelling of 190495373 in words is "one hundred ninety million, four hundred ninety-five thousand, three hundred seventy-three".