190520927 has 2 divisors, whose sum is σ = 190520928. Its totient is φ = 190520926.

The previous prime is 190520899. The next prime is 190520933. The reversal of 190520927 is 729025091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190520927 - 2¹⁴ = 190504543 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190510927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95260463 + 95260464.

It is an arithmetic number, because the mean of its divisors is an integer number (95260464).

Almost surely, 2^190520927 is an apocalyptic number.

190520927 is a deficient number, since it is larger than the sum of its proper divisors (1).

190520927 is an equidigital number, since it uses as much as digits as its factorization.

190520927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 190520927 is about 13802.9318262462. The cubic root of 190520927 is about 575.4146242000.

The spelling of 190520927 in words is "one hundred ninety million, five hundred twenty thousand, nine hundred twenty-seven".