449011487 has 2 divisors, whose sum is σ = 449011488. Its totient is φ = 449011486.

The previous prime is 449011447. The next prime is 449011567. The reversal of 449011487 is 784110944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449011487 - 2²⁶ = 381902623 is a prime.

It is a super-2 number, since 2×449011487² = 403222630915902338, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 449011487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449011427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224505743 + 224505744.

It is an arithmetic number, because the mean of its divisors is an integer number (224505744).

Almost surely, 2^449011487 is an apocalyptic number.

449011487 is a deficient number, since it is larger than the sum of its proper divisors (1).

449011487 is an equidigital number, since it uses as much as digits as its factorization.

449011487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 449011487 is about 21189.8911512070. The cubic root of 449011487 is about 765.7479048495.

The spelling of 449011487 in words is "four hundred forty-nine million, eleven thousand, four hundred eighty-seven".