105403401 has 12 divisors (see below), whose sum is σ = 153820212. Its totient is φ = 69543936.

The previous prime is 105403391. The next prime is 105403409. The reversal of 105403401 is 104304501.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 75690000 + 29713401 = 8700^2 + 5451^2 .

It is not a de Polignac number, because 105403401 - 2¹⁰ = 105402377 is a prime.

It is a super-2 number, since 2×105403401² = 22219753884733602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105403409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59496 + ... + 61241.

It is an arithmetic number, because the mean of its divisors is an integer number (12818351).

Almost surely, 2^105403401 is an apocalyptic number.

It is an amenable number.

105403401 is a deficient number, since it is larger than the sum of its proper divisors (48416811).

105403401 is a wasteful number, since it uses less digits than its factorization.

105403401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120840 (or 120837 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 105403401 is about 10266.6158494413. The cubic root of 105403401 is about 472.3727918243.

Adding to 105403401 its reverse (104304501), we get a palindrome (209707902).

The spelling of 105403401 in words is "one hundred five million, four hundred three thousand, four hundred one".