450460143 has 32 divisors (see below), whose sum is σ = 770577920. Its totient is φ = 254741760.

The previous prime is 450460121. The next prime is 450460147. The reversal of 450460143 is 341064054.

450460143 is a `hidden beast` number, since 4 + 50 + 4 + 601 + 4 + 3 = 666.

It is not a de Polignac number, because 450460143 - 2¹³ = 450451951 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450460147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6048 + ... + 30618.

It is an arithmetic number, because the mean of its divisors is an integer number (24080560).

Almost surely, 2^450460143 is an apocalyptic number.

450460143 is a deficient number, since it is larger than the sum of its proper divisors (320117777).

450460143 is a wasteful number, since it uses less digits than its factorization.

450460143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24684 (or 24678 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 450460143 is about 21224.0463389995. The cubic root of 450460143 is about 766.5705374326.

The spelling of 450460143 in words is "four hundred fifty million, four hundred sixty thousand, one hundred forty-three".