1449469859 has 2 divisors, whose sum is σ = 1449469860. Its totient is φ = 1449469858.

The previous prime is 1449469849. The next prime is 1449469873. The reversal of 1449469859 is 9589649441.

It is a weak prime.

It is an emirp because it is prime and its reverse (9589649441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1449469859 - 2²⁸ = 1181034403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1449469798 and 1449469807.

It is not a weakly prime, because it can be changed into another prime (1449469849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724734929 + 724734930.

It is an arithmetic number, because the mean of its divisors is an integer number (724734930).

Almost surely, 2^1449469859 is an apocalyptic number.

1449469859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449469859 is an equidigital number, since it uses as much as digits as its factorization.

1449469859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11197440, while the sum is 59.

The square root of 1449469859 is about 38071.9038005719. The cubic root of 1449469859 is about 1131.7132387520.

The spelling of 1449469859 in words is "one billion, four hundred forty-nine million, four hundred sixty-nine thousand, eight hundred fifty-nine".