105425101 has 4 divisors (see below), whose sum is σ = 105448572. Its totient is φ = 105401632.

The previous prime is 105425087. The next prime is 105425147. The reversal of 105425101 is 101524501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 54316900 + 51108201 = 7370^2 + 7149^2 .

It is a cyclic number.

It is not a de Polignac number, because 105425101 - 2¹⁹ = 104900813 is a prime.

It is a super-2 number, since 2×105425101² = 22228903841720402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105425161) 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, 2656 + ... + 14761.

It is an arithmetic number, because the mean of its divisors is an integer number (26362143).

Almost surely, 2^105425101 is an apocalyptic number.

It is an amenable number.

105425101 is a deficient number, since it is larger than the sum of its proper divisors (23471).

105425101 is an equidigital number, since it uses as much as digits as its factorization.

105425101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23470.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 105425101 is about 10267.6726184662. The cubic root of 105425101 is about 472.4052062946.

Adding to 105425101 its reverse (101524501), we get a palindrome (206949602).

The spelling of 105425101 in words is "one hundred five million, four hundred twenty-five thousand, one hundred one".