452051111 has 4 divisors (see below), whose sum is σ = 452198352. Its totient is φ = 451903872.

The previous prime is 452051099. The next prime is 452051129. The reversal of 452051111 is 111150254.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452051111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452051191) 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, 68915 + ... + 75188.

It is an arithmetic number, because the mean of its divisors is an integer number (113049588).

Almost surely, 2^452051111 is an apocalyptic number.

452051111 is a deficient number, since it is larger than the sum of its proper divisors (147241).

452051111 is a wasteful number, since it uses less digits than its factorization.

452051111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147240.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 452051111 is about 21261.4936210982. The cubic root of 452051111 is about 767.4719536201.

The spelling of 452051111 in words is "four hundred fifty-two million, fifty-one thousand, one hundred eleven".