449611951 has 2 divisors, whose sum is σ = 449611952. Its totient is φ = 449611950.

The previous prime is 449611933. The next prime is 449611993. The reversal of 449611951 is 159116944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449611951 - 2²¹ = 447514799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449611051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224805975 + 224805976.

It is an arithmetic number, because the mean of its divisors is an integer number (224805976).

Almost surely, 2^449611951 is an apocalyptic number.

449611951 is a deficient number, since it is larger than the sum of its proper divisors (1).

449611951 is an equidigital number, since it uses as much as digits as its factorization.

449611951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 40.

The square root of 449611951 is about 21204.0550602945. The cubic root of 449611951 is about 766.0890982263.

The spelling of 449611951 in words is "four hundred forty-nine million, six hundred eleven thousand, nine hundred fifty-one".