190313 has 2 divisors, whose sum is σ = 190314. Its totient is φ = 190312.

The previous prime is 190301. The next prime is 190321. The reversal of 190313 is 313091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110224 + 80089 = 332^2 + 283^2 .

It is a cyclic number.

It is not a de Polignac number, because 190313 - 2⁴ = 190297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190291 and 190300.

It is not a weakly prime, because it can be changed into another prime (190613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95156 + 95157.

It is an arithmetic number, because the mean of its divisors is an integer number (95157).

2¹⁹⁰³¹³ is an apocalyptic number.

It is an amenable number.

190313 is a deficient number, since it is larger than the sum of its proper divisors (1).

190313 is an equidigital number, since it uses as much as digits as its factorization.

190313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 17.

The square root of 190313 is about 436.2487822333. The cubic root of 190313 is about 57.5205219753.

The spelling of 190313 in words is "one hundred ninety thousand, three hundred thirteen".