1052431503 has 4 divisors (see below), whose sum is σ = 1403242008. Its totient is φ = 701621000.

The previous prime is 1052431477. The next prime is 1052431531. The reversal of 1052431503 is 3051342501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1052431503 - 2⁹ = 1052430991 is a prime.

It is a super-2 number, since 2×1052431503² = 2215224137013678018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052431553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175405248 + ... + 175405253.

It is an arithmetic number, because the mean of its divisors is an integer number (350810502).

Almost surely, 2^1052431503 is an apocalyptic number.

1052431503 is a deficient number, since it is larger than the sum of its proper divisors (350810505).

1052431503 is an equidigital number, since it uses as much as digits as its factorization.

1052431503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350810504.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1052431503 is about 32441.2007021935. The cubic root of 1052431503 is about 1017.1803141406.

The spelling of 1052431503 in words is "one billion, fifty-two million, four hundred thirty-one thousand, five hundred three".