451125249 has 8 divisors (see below), whose sum is σ = 603997152. Its totient is φ = 299501760.

The previous prime is 451125221. The next prime is 451125253. The reversal of 451125249 is 942521154.

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

It is not a de Polignac number, because 451125249 - 2⁵ = 451125217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451125449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311259 + ... + 312704.

It is an arithmetic number, because the mean of its divisors is an integer number (75499644).

Almost surely, 2^451125249 is an apocalyptic number.

It is an amenable number.

451125249 is a deficient number, since it is larger than the sum of its proper divisors (152871903).

451125249 is a wasteful number, since it uses less digits than its factorization.

451125249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624207.

The product of its digits is 14400, while the sum is 33.

The square root of 451125249 is about 21239.7092494224. The cubic root of 451125249 is about 766.9476332722.

The spelling of 451125249 in words is "four hundred fifty-one million, one hundred twenty-five thousand, two hundred forty-nine".