452145111 has 16 divisors (see below), whose sum is σ = 666931968. Its totient is φ = 270166400.

The previous prime is 452145097. The next prime is 452145139. The reversal of 452145111 is 111541254.

It is a cyclic number.

It is not a de Polignac number, because 452145111 - 2⁶ = 452145047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452145151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94146 + ... + 98831.

It is an arithmetic number, because the mean of its divisors is an integer number (41683248).

Almost surely, 2^452145111 is an apocalyptic number.

452145111 is a deficient number, since it is larger than the sum of its proper divisors (214786857).

452145111 is a wasteful number, since it uses less digits than its factorization.

452145111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193062.

The product of its digits is 800, while the sum is 24.

The square root of 452145111 is about 21263.7040752546. The cubic root of 452145111 is about 767.5251462510.

Adding to 452145111 its reverse (111541254), we get a palindrome (563686365).

The spelling of 452145111 in words is "four hundred fifty-two million, one hundred forty-five thousand, one hundred eleven".