1042353253 has 4 divisors (see below), whose sum is σ = 1042655328. Its totient is φ = 1042051180.

The previous prime is 1042353223. The next prime is 1042353271. The reversal of 1042353253 is 3523532401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1042353253 - 2⁹ = 1042352741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042353223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145801 + ... + 152782.

It is an arithmetic number, because the mean of its divisors is an integer number (260663832).

Almost surely, 2^1042353253 is an apocalyptic number.

It is an amenable number.

1042353253 is a deficient number, since it is larger than the sum of its proper divisors (302075).

1042353253 is an equidigital number, since it uses as much as digits as its factorization.

1042353253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302074.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 1042353253 is about 32285.4960160131. The cubic root of 1042353253 is about 1013.9230013749.

Adding to 1042353253 its reverse (3523532401), we get a palindrome (4565885654).

The spelling of 1042353253 in words is "one billion, forty-two million, three hundred fifty-three thousand, two hundred fifty-three".