190481273 has 2 divisors, whose sum is σ = 190481274. Its totient is φ = 190481272.

The previous prime is 190481257. The next prime is 190481303. The reversal of 190481273 is 372184091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106337344 + 84143929 = 10312^2 + 9173^2 .

It is a cyclic number.

It is not a de Polignac number, because 190481273 - 2⁴ = 190481257 is a prime.

It is not a weakly prime, because it can be changed into another prime (190481233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95240636 + 95240637.

It is an arithmetic number, because the mean of its divisors is an integer number (95240637).

Almost surely, 2^190481273 is an apocalyptic number.

It is an amenable number.

190481273 is a deficient number, since it is larger than the sum of its proper divisors (1).

190481273 is an equidigital number, since it uses as much as digits as its factorization.

190481273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 190481273 is about 13801.4953175372. The cubic root of 190481273 is about 575.3747001961.

The spelling of 190481273 in words is "one hundred ninety million, four hundred eighty-one thousand, two hundred seventy-three".