105423452 has 12 divisors (see below), whose sum is σ = 184932216. Its totient is φ = 52585680.

The previous prime is 105423449. The next prime is 105423469. The reversal of 105423452 is 254324501.

It is a happy number.

It is a super-2 number, since 2×105423452² = 22228208463192608, which contains 22 as substring.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29618 + ... + 32985.

It is an arithmetic number, because the mean of its divisors is an integer number (15411018).

Almost surely, 2^105423452 is an apocalyptic number.

It is an amenable number.

105423452 is a deficient number, since it is larger than the sum of its proper divisors (79508764).

105423452 is a wasteful number, since it uses less digits than its factorization.

105423452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63028 (or 63026 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 105423452 is about 10267.5923175786. The cubic root of 105423452 is about 472.4027432498.

Adding to 105423452 its reverse (254324501), we get a palindrome (359747953).

The spelling of 105423452 in words is "one hundred five million, four hundred twenty-three thousand, four hundred fifty-two".