452987911 has 4 divisors (see below), whose sum is σ = 476829400. Its totient is φ = 429146424.

The previous prime is 452987827. The next prime is 452987939. The reversal of 452987911 is 119789254.

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 452987911 - 2⁹ = 452987399 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 (452987971) 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, 11920716 + ... + 11920753.

It is an arithmetic number, because the mean of its divisors is an integer number (119207350).

Almost surely, 2^452987911 is an apocalyptic number.

452987911 is a deficient number, since it is larger than the sum of its proper divisors (23841489).

452987911 is a wasteful number, since it uses less digits than its factorization.

452987911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23841488.

The product of its digits is 181440, while the sum is 46.

The square root of 452987911 is about 21283.5126565142. The cubic root of 452987911 is about 768.0017400632.

The spelling of 452987911 in words is "four hundred fifty-two million, nine hundred eighty-seven thousand, nine hundred eleven".