1497144448 has 16 divisors (see below), whose sum is σ = 2982592710. Its totient is φ = 748572160.

The previous prime is 1497144433. The next prime is 1497144499. The reversal of 1497144448 is 8444417941.

It can be written as a sum of positive squares in only one way, i.e., 1097464384 + 399680064 = 33128^2 + 19992^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (46) 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 = 1497144398 and 1497144407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5848093 + ... + 5848348.

Almost surely, 2^1497144448 is an apocalyptic number.

It is an amenable number.

1497144448 is a deficient number, since it is larger than the sum of its proper divisors (1485448262).

1497144448 is an equidigital number, since it uses as much as digits as its factorization.

1497144448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11696455 (or 11696443 counting only the distinct ones).

The product of its digits is 516096, while the sum is 46.

The square root of 1497144448 is about 38692.9508825574. The cubic root of 1497144448 is about 1143.9873831070.

The spelling of 1497144448 in words is "one billion, four hundred ninety-seven million, one hundred forty-four thousand, four hundred forty-eight".