190047383 has 2 divisors, whose sum is σ = 190047384. Its totient is φ = 190047382.

The previous prime is 190047379. The next prime is 190047433. The reversal of 190047383 is 383740091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190047383 - 2² = 190047379 is a prime.

It is a super-2 number, since 2×190047383² = 72236015570297378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190047313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95023691 + 95023692.

It is an arithmetic number, because the mean of its divisors is an integer number (95023692).

Almost surely, 2^190047383 is an apocalyptic number.

190047383 is a deficient number, since it is larger than the sum of its proper divisors (1).

190047383 is an equidigital number, since it uses as much as digits as its factorization.

190047383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 190047383 is about 13785.7674070035. The cubic root of 190047383 is about 574.9374933944.

The spelling of 190047383 in words is "one hundred ninety million, forty-seven thousand, three hundred eighty-three".