1045117327 has 4 divisors (see below), whose sum is σ = 1062831240. Its totient is φ = 1027403416.

The previous prime is 1045117321. The next prime is 1045117343. The reversal of 1045117327 is 7237115401.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045117327 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 (1045117321) 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, 8856868 + ... + 8856985.

It is an arithmetic number, because the mean of its divisors is an integer number (265707810).

Almost surely, 2^1045117327 is an apocalyptic number.

1045117327 is a deficient number, since it is larger than the sum of its proper divisors (17713913).

1045117327 is an equidigital number, since it uses as much as digits as its factorization.

1045117327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17713912.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 1045117327 is about 32328.2744203893. The cubic root of 1045117327 is about 1014.8184382468.

The spelling of 1045117327 in words is "one billion, forty-five million, one hundred seventeen thousand, three hundred twenty-seven".