1042271453 has 4 divisors (see below), whose sum is σ = 1066510368. Its totient is φ = 1018032540.

The previous prime is 1042271423. The next prime is 1042271459. The reversal of 1042271453 is 3541722401.

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 1042271453 - 2¹⁴ = 1042255069 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 (1042271459) 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, 12119393 + ... + 12119478.

It is an arithmetic number, because the mean of its divisors is an integer number (266627592).

Almost surely, 2^1042271453 is an apocalyptic number.

It is an amenable number.

1042271453 is a deficient number, since it is larger than the sum of its proper divisors (24238915).

1042271453 is an equidigital number, since it uses as much as digits as its factorization.

1042271453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24238914.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1042271453 is about 32284.2291684345. The cubic root of 1042271453 is about 1013.8964777145.

Adding to 1042271453 its reverse (3541722401), we get a palindrome (4583993854).

The spelling of 1042271453 in words is "one billion, forty-two million, two hundred seventy-one thousand, four hundred fifty-three".