190370923 has 2 divisors, whose sum is σ = 190370924. Its totient is φ = 190370922.

The previous prime is 190370857. The next prime is 190370927. The reversal of 190370923 is 329073091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190370923 - 2¹⁷ = 190239851 is a prime.

It is not a weakly prime, because it can be changed into another prime (190370927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95185461 + 95185462.

It is an arithmetic number, because the mean of its divisors is an integer number (95185462).

Almost surely, 2^190370923 is an apocalyptic number.

190370923 is a deficient number, since it is larger than the sum of its proper divisors (1).

190370923 is an equidigital number, since it uses as much as digits as its factorization.

190370923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 190370923 is about 13797.4969831488. The cubic root of 190370923 is about 575.2635696511.

The spelling of 190370923 in words is "one hundred ninety million, three hundred seventy thousand, nine hundred twenty-three".