1042038453 has 4 divisors (see below), whose sum is σ = 1389384608. Its totient is φ = 694692300.

The previous prime is 1042038383. The next prime is 1042038461. The reversal of 1042038453 is 3548302401.

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 not a de Polignac number, because 1042038453 - 2⁸ = 1042038197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042038453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042038553) 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, 173673073 + ... + 173673078.

It is an arithmetic number, because the mean of its divisors is an integer number (347346152).

Almost surely, 2^1042038453 is an apocalyptic number.

It is an amenable number.

1042038453 is a deficient number, since it is larger than the sum of its proper divisors (347346155).

1042038453 is an equidigital number, since it uses as much as digits as its factorization.

1042038453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347346154.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1042038453 is about 32280.6203936665. The cubic root of 1042038453 is about 1013.8209198278.

It can be divided in two parts, 104 and 2038453, that multiplied together give a palindrome (211999112).

The spelling of 1042038453 in words is "one billion, forty-two million, thirty-eight thousand, four hundred fifty-three".