451982093 has 8 divisors (see below), whose sum is σ = 454298208. Its totient is φ = 449671824.

The previous prime is 451982071. The next prime is 451982107. The reversal of 451982093 is 390289154.

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 451982093 - 2⁸ = 451981837 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 451982093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451982053) 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, 257846 + ... + 259592.

It is an arithmetic number, because the mean of its divisors is an integer number (56787276).

Almost surely, 2^451982093 is an apocalyptic number.

It is an amenable number.

451982093 is a deficient number, since it is larger than the sum of its proper divisors (2316115).

451982093 is a wasteful number, since it uses less digits than its factorization.

451982093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 451982093 is about 21259.8704840834. The cubic root of 451982093 is about 767.4328930847.

The spelling of 451982093 in words is "four hundred fifty-one million, nine hundred eighty-two thousand, ninety-three".