1044451453 has 8 divisors (see below), whose sum is σ = 1063834560. Its totient is φ = 1025124480.

The previous prime is 1044451433. The next prime is 1044451481. The reversal of 1044451453 is 3541544401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1044451453 - 2⁹ = 1044450941 is a prime.

It is a super-2 number, since 2×1044451453² = 2181757675347622418, 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 (1044451433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24493 + ... + 51853.

It is an arithmetic number, because the mean of its divisors is an integer number (132979320).

Almost surely, 2^1044451453 is an apocalyptic number.

It is an amenable number.

1044451453 is a deficient number, since it is larger than the sum of its proper divisors (19383107).

1044451453 is an equidigital number, since it uses as much as digits as its factorization.

1044451453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28067.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 1044451453 is about 32317.9741475235. The cubic root of 1044451453 is about 1014.6028692201.

Adding to 1044451453 its reverse (3541544401), we get a palindrome (4585995854).

The spelling of 1044451453 in words is "one billion, forty-four million, four hundred fifty-one thousand, four hundred fifty-three".