1042452669 has 4 divisors (see below), whose sum is σ = 1389936896. Its totient is φ = 694968444.

The previous prime is 1042452623. The next prime is 1042452673. The reversal of 1042452669 is 9662542401.

It is a happy number.

1042452669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1042452669 - 2⁸ = 1042452413 is a prime.

It is a super-2 number, since 2×1042452669² = 2173415134210447122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042452269) 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, 173742109 + ... + 173742114.

It is an arithmetic number, because the mean of its divisors is an integer number (347484224).

Almost surely, 2^1042452669 is an apocalyptic number.

It is an amenable number.

1042452669 is a deficient number, since it is larger than the sum of its proper divisors (347484227).

1042452669 is an equidigital number, since it uses as much as digits as its factorization.

1042452669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347484226.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 1042452669 is about 32287.0356180310. The cubic root of 1042452669 is about 1013.9552351576.

The spelling of 1042452669 in words is "one billion, forty-two million, four hundred fifty-two thousand, six hundred sixty-nine".