456028987 has 2 divisors, whose sum is σ = 456028988. Its totient is φ = 456028986.

The previous prime is 456028949. The next prime is 456029017. The reversal of 456028987 is 789820654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 456028987 - 2¹¹ = 456026939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 456028987.

It is not a weakly prime, because it can be changed into another prime (456028387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228014493 + 228014494.

It is an arithmetic number, because the mean of its divisors is an integer number (228014494).

Almost surely, 2^456028987 is an apocalyptic number.

456028987 is a deficient number, since it is larger than the sum of its proper divisors (1).

456028987 is an equidigital number, since it uses as much as digits as its factorization.

456028987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 49.

The square root of 456028987 is about 21354.8352135998. The cubic root of 456028987 is about 769.7165353399.

The spelling of 456028987 in words is "four hundred fifty-six million, twenty-eight thousand, nine hundred eighty-seven".