451819045 has 8 divisors (see below), whose sum is σ = 542843424. Its totient is φ = 361014864.

The previous prime is 451819021. The next prime is 451819063. The reversal of 451819045 is 540918154.

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 451819045 - 2⁹ = 451818533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 451818995 and 451819013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50499 + ... + 58768.

It is an arithmetic number, because the mean of its divisors is an integer number (67855428).

Almost surely, 2^451819045 is an apocalyptic number.

It is an amenable number.

451819045 is a deficient number, since it is larger than the sum of its proper divisors (91024379).

451819045 is a wasteful number, since it uses less digits than its factorization.

451819045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110099.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 451819045 is about 21256.0354958304. The cubic root of 451819045 is about 767.3406007501.

The spelling of 451819045 in words is "four hundred fifty-one million, eight hundred nineteen thousand, forty-five".