1449455163 has 16 divisors (see below), whose sum is σ = 2095245600. Its totient is φ = 885982464.

The previous prime is 1449455159. The next prime is 1449455171. The reversal of 1449455163 is 3615549441.

It is a happy number.

It is not a de Polignac number, because 1449455163 - 2² = 1449455159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1449455113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118906 + ... + 130527.

It is an arithmetic number, because the mean of its divisors is an integer number (130952850).

Almost surely, 2^1449455163 is an apocalyptic number.

1449455163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1449455163 is a deficient number, since it is larger than the sum of its proper divisors (645790437).

1449455163 is a wasteful number, since it uses less digits than its factorization.

1449455163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249598.

The product of its digits is 259200, while the sum is 42.

The square root of 1449455163 is about 38071.7107968633. The cubic root of 1449455163 is about 1131.7094139711.

The spelling of 1449455163 in words is "one billion, four hundred forty-nine million, four hundred fifty-five thousand, one hundred sixty-three".