190313867389 has 2 divisors, whose sum is σ = 190313867390. Its totient is φ = 190313867388.

The previous prime is 190313867383. The next prime is 190313867413. The reversal of 190313867389 is 983768313091.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186183620100 + 4130247289 = 431490^2 + 64267^2 .

It is a cyclic number.

It is not a de Polignac number, because 190313867389 - 2⁵ = 190313867357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190313867383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95156933694 + 95156933695.

It is an arithmetic number, because the mean of its divisors is an integer number (95156933695).

Almost surely, 2^190313867389 is an apocalyptic number.

It is an amenable number.

190313867389 is a deficient number, since it is larger than the sum of its proper divisors (1).

190313867389 is an equidigital number, since it uses as much as digits as its factorization.

190313867389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 58.

The spelling of 190313867389 in words is "one hundred ninety billion, three hundred thirteen million, eight hundred sixty-seven thousand, three hundred eighty-nine".