449012011 has 4 divisors (see below), whose sum is σ = 513156592. Its totient is φ = 384867432.

The previous prime is 449011987. The next prime is 449012021. The reversal of 449012011 is 110210944.

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 449012011 - 2¹¹ = 449009963 is a prime.

It is a super-2 number, since 2×449012011² = 403223572044528242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449012021) 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, 32072280 + ... + 32072293.

It is an arithmetic number, because the mean of its divisors is an integer number (128289148).

Almost surely, 2^449012011 is an apocalyptic number.

449012011 is a deficient number, since it is larger than the sum of its proper divisors (64144581).

449012011 is an equidigital number, since it uses as much as digits as its factorization.

449012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64144580.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 449012011 is about 21189.9035155897. The cubic root of 449012011 is about 765.7482027274.

Adding to 449012011 its reverse (110210944), we get a palindrome (559222955).

The spelling of 449012011 in words is "four hundred forty-nine million, twelve thousand, eleven".