1403045448 has 128 divisors (see below), whose sum is σ = 4199454720. Its totient is φ = 381934080.

The previous prime is 1403045401. The next prime is 1403045453. The reversal of 1403045448 is 8445403041.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1278436 + ... + 1279532.

It is an arithmetic number, because the mean of its divisors is an integer number (32808240).

Almost surely, 2^1403045448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1403045448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2099727360).

1403045448 is an abundant number, since it is smaller than the sum of its proper divisors (2796409272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1403045448 is a wasteful number, since it uses less digits than its factorization.

1403045448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467 (or 1463 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 1403045448 is about 37457.2482705284. The cubic root of 1403045448 is about 1119.4995234171.

Adding to 1403045448 its reverse (8445403041), we get a palindrome (9848448489).

The spelling of 1403045448 in words is "one billion, four hundred three million, forty-five thousand, four hundred forty-eight".