190775063 has 4 divisors (see below), whose sum is σ = 193622520. Its totient is φ = 187927608.

The previous prime is 190775059. The next prime is 190775089. The reversal of 190775063 is 360577091.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 190775063 - 2² = 190775059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190775093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1423628 + ... + 1423761.

It is an arithmetic number, because the mean of its divisors is an integer number (48405630).

Almost surely, 2^190775063 is an apocalyptic number.

190775063 is a deficient number, since it is larger than the sum of its proper divisors (2847457).

190775063 is an equidigital number, since it uses as much as digits as its factorization.

190775063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847456.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 190775063 is about 13812.1346286517. The cubic root of 190775063 is about 575.6703591841.

The spelling of 190775063 in words is "one hundred ninety million, seven hundred seventy-five thousand, sixty-three".