327761131 has 4 divisors (see below), whose sum is σ = 327826792. Its totient is φ = 327695472.

The previous prime is 327761023. The next prime is 327761149. The reversal of 327761131 is 131167723.

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 327761131 - 2⁹ = 327760619 is a prime.

It is a super-2 number, since 2×327761131² = 214854717988798322, 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 = 327761093 and 327761102.

It is not an unprimeable number, because it can be changed into a prime (327767131) 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, 24666 + ... + 35551.

It is an arithmetic number, because the mean of its divisors is an integer number (81956698).

Almost surely, 2^327761131 is an apocalyptic number.

327761131 is a deficient number, since it is larger than the sum of its proper divisors (65661).

327761131 is an equidigital number, since it uses as much as digits as its factorization.

327761131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65660.

The product of its digits is 5292, while the sum is 31.

The square root of 327761131 is about 18104.1744081303. The cubic root of 327761131 is about 689.4759943705.

The spelling of 327761131 in words is "three hundred twenty-seven million, seven hundred sixty-one thousand, one hundred thirty-one".