1003142452 has 12 divisors (see below), whose sum is σ = 1890537796. Its totient is φ = 462988800.

The previous prime is 1003142429. The next prime is 1003142453. The reversal of 1003142452 is 2542413001.

It can be written as a sum of positive squares in 2 ways, for example, as 561974436 + 441168016 = 23706^2 + 21004^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003142453) 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, 9645549 + ... + 9645652.

Almost surely, 2^1003142452 is an apocalyptic number.

It is an amenable number.

1003142452 is a deficient number, since it is larger than the sum of its proper divisors (887395344).

1003142452 is a wasteful number, since it uses less digits than its factorization.

1003142452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19291218 (or 19291216 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1003142452 is about 31672.4241573013. The cubic root of 1003142452 is about 1001.0463886888.

Adding to 1003142452 its reverse (2542413001), we get a palindrome (3545555453).

The spelling of 1003142452 in words is "one billion, three million, one hundred forty-two thousand, four hundred fifty-two".