105442054 has 8 divisors (see below), whose sum is σ = 160523928. Its totient is φ = 51934080.

The previous prime is 105442033. The next prime is 105442087. The reversal of 105442054 is 450244501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105442054² = 22236053503477832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393307 + ... + 393574.

It is an arithmetic number, because the mean of its divisors is an integer number (20065491).

Almost surely, 2^105442054 is an apocalyptic number.

105442054 is a deficient number, since it is larger than the sum of its proper divisors (55081874).

105442054 is an equidigital number, since it uses as much as digits as its factorization.

105442054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786950.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 105442054 is about 10268.4981375077. The cubic root of 105442054 is about 472.4305268180.

Adding to 105442054 its reverse (450244501), we get a palindrome (555686555).

The spelling of 105442054 in words is "one hundred five million, four hundred forty-two thousand, fifty-four".