1449135344 has 20 divisors (see below), whose sum is σ = 2855289720. Its totient is φ = 712286400.

The previous prime is 1449135341. The next prime is 1449135371. The reversal of 1449135344 is 4435319441.

It is a happy number.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1449135298 and 1449135307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449135341) 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, 766607 + ... + 768494.

It is an arithmetic number, because the mean of its divisors is an integer number (142764486).

Almost surely, 2^1449135344 is an apocalyptic number.

It is an amenable number.

1449135344 is a deficient number, since it is larger than the sum of its proper divisors (1406154376).

1449135344 is a wasteful number, since it uses less digits than its factorization.

1449135344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535168 (or 1535162 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 1449135344 is about 38067.5103467511. The cubic root of 1449135344 is about 1131.6261714751.

The spelling of 1449135344 in words is "one billion, four hundred forty-nine million, one hundred thirty-five thousand, three hundred forty-four".