2381317327 has 4 divisors (see below), whose sum is σ = 2383817040. Its totient is φ = 2378817616.

The previous prime is 2381317277. The next prime is 2381317331. The reversal of 2381317327 is 7237131832.

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 2381317327 - 2⁷ = 2381317199 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 (2381317357) 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, 1248427 + ... + 1250332.

It is an arithmetic number, because the mean of its divisors is an integer number (595954260).

Almost surely, 2^2381317327 is an apocalyptic number.

2381317327 is a deficient number, since it is larger than the sum of its proper divisors (2499713).

2381317327 is an equidigital number, since it uses as much as digits as its factorization.

2381317327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499712.

The product of its digits is 42336, while the sum is 37.

The square root of 2381317327 is about 48798.7430883214. The cubic root of 2381317327 is about 1335.3827360488.

The spelling of 2381317327 in words is "two billion, three hundred eighty-one million, three hundred seventeen thousand, three hundred twenty-seven".