105540346 has 4 divisors (see below), whose sum is σ = 158310522. Its totient is φ = 52770172.

The previous prime is 105540329. The next prime is 105540349. The reversal of 105540346 is 643045501.

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

It can be written as a sum of positive squares in only one way, i.e., 86955625 + 18584721 = 9325^2 + 4311^2 .

It is a super-2 number, since 2×105540346² = 22277529267599432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105540349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26385085 + ... + 26385088.

Almost surely, 2^105540346 is an apocalyptic number.

105540346 is a deficient number, since it is larger than the sum of its proper divisors (52770176).

105540346 is an equidigital number, since it uses as much as digits as its factorization.

105540346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52770175.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 105540346 is about 10273.2831169008. The cubic root of 105540346 is about 472.5772795223.

Adding to 105540346 its reverse (643045501), we get a palindrome (748585847).

The spelling of 105540346 in words is "one hundred five million, five hundred forty thousand, three hundred forty-six".