1042504253 has 16 divisors (see below), whose sum is σ = 1245417600. Its totient is φ = 871768800.

The previous prime is 1042504249. The next prime is 1042504271. The reversal of 1042504253 is 3524052401.

It is a happy number.

It is not a de Polignac number, because 1042504253 - 2² = 1042504249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042504273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23003 + ... + 51128.

It is an arithmetic number, because the mean of its divisors is an integer number (77838600).

Almost surely, 2^1042504253 is an apocalyptic number.

It is an amenable number.

1042504253 is a deficient number, since it is larger than the sum of its proper divisors (202913347).

1042504253 is an frugal number, since it uses more digits than its factorization.

1042504253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74193 (or 74179 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1042504253 is about 32287.8344427123. The cubic root of 1042504253 is about 1013.9719594994.

Adding to 1042504253 its reverse (3524052401), we get a palindrome (4566556654).

The spelling of 1042504253 in words is "one billion, forty-two million, five hundred four thousand, two hundred fifty-three".