450670147 has 4 divisors (see below), whose sum is σ = 451772440. Its totient is φ = 449567856.

The previous prime is 450670123. The next prime is 450670159. The reversal of 450670147 is 741076054.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450670147 - 2¹⁵ = 450637379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450670447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550533 + ... + 551350.

It is an arithmetic number, because the mean of its divisors is an integer number (112943110).

Almost surely, 2^450670147 is an apocalyptic number.

450670147 is a deficient number, since it is larger than the sum of its proper divisors (1102293).

450670147 is a wasteful number, since it uses less digits than its factorization.

450670147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102292.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 450670147 is about 21228.9930755088. The cubic root of 450670147 is about 766.6896436928.

The spelling of 450670147 in words is "four hundred fifty million, six hundred seventy thousand, one hundred forty-seven".