456887971 has 4 divisors (see below), whose sum is σ = 483763752. Its totient is φ = 430012192.

The previous prime is 456887957. The next prime is 456887989. The reversal of 456887971 is 179788654.

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 456887971 - 2¹⁹ = 456363683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456885971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13437865 + ... + 13437898.

It is an arithmetic number, because the mean of its divisors is an integer number (120940938).

Almost surely, 2^456887971 is an apocalyptic number.

456887971 is a deficient number, since it is larger than the sum of its proper divisors (26875781).

456887971 is a wasteful number, since it uses less digits than its factorization.

456887971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26875780.

The product of its digits is 3386880, while the sum is 55.

The square root of 456887971 is about 21374.9379180385. The cubic root of 456887971 is about 770.1995159604.

The spelling of 456887971 in words is "four hundred fifty-six million, eight hundred eighty-seven thousand, nine hundred seventy-one".