1003145412 has 24 divisors (see below), whose sum is σ = 2341253376. Its totient is φ = 334298848.

The previous prime is 1003145411. The next prime is 1003145419. The reversal of 1003145412 is 2145413001.

1003145412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1003145411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58093 + ... + 73355.

It is an arithmetic number, because the mean of its divisors is an integer number (97552224).

Almost surely, 2^1003145412 is an apocalyptic number.

1003145412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003145412 is an abundant number, since it is smaller than the sum of its proper divisors (1338107964).

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

1003145412 is a wasteful number, since it uses less digits than its factorization.

1003145412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20747 (or 20745 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1003145412 is about 31672.4708856130. The cubic root of 1003145412 is about 1001.0473732929.

Adding to 1003145412 its reverse (2145413001), we get a palindrome (3148558413).

The spelling of 1003145412 in words is "one billion, three million, one hundred forty-five thousand, four hundred twelve".