190161327 has 4 divisors (see below), whose sum is σ = 253548440. Its totient is φ = 126774216.

The previous prime is 190161299. The next prime is 190161379. The reversal of 190161327 is 723161091.

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

It is not a de Polignac number, because 190161327 - 2⁷ = 190161199 is a prime.

It is a super-2 number, since 2×190161327² = 72322660572801858, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 190161294 and 190161303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190161527) 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, 31693552 + ... + 31693557.

It is an arithmetic number, because the mean of its divisors is an integer number (63387110).

Almost surely, 2^190161327 is an apocalyptic number.

190161327 is a deficient number, since it is larger than the sum of its proper divisors (63387113).

190161327 is an equidigital number, since it uses as much as digits as its factorization.

190161327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63387112.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 190161327 is about 13789.8994557611. The cubic root of 190161327 is about 575.0523727973.

The spelling of 190161327 in words is "one hundred ninety million, one hundred sixty-one thousand, three hundred twenty-seven".