190273423 has 2 divisors, whose sum is σ = 190273424. Its totient is φ = 190273422.

The previous prime is 190273417. The next prime is 190273427. The reversal of 190273423 is 324372091.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190273423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190273427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95136711 + 95136712.

It is an arithmetic number, because the mean of its divisors is an integer number (95136712).

Almost surely, 2^190273423 is an apocalyptic number.

190273423 is a deficient number, since it is larger than the sum of its proper divisors (1).

190273423 is an equidigital number, since it uses as much as digits as its factorization.

190273423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 190273423 is about 13793.9632810879. The cubic root of 190273423 is about 575.1653442583.

The spelling of 190273423 in words is "one hundred ninety million, two hundred seventy-three thousand, four hundred twenty-three".