106115403 has 4 divisors (see below), whose sum is σ = 141487208. Its totient is φ = 70743600.

The previous prime is 106115369. The next prime is 106115461. The reversal of 106115403 is 304511601.

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

It is not a de Polignac number, because 106115403 - 2¹⁷ = 105984331 is a prime.

It is a super-2 number, since 2×106115403² = 22520957507704818, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106115403.

It is not an unprimeable number, because it can be changed into a prime (106115483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17685898 + ... + 17685903.

It is an arithmetic number, because the mean of its divisors is an integer number (35371802).

Almost surely, 2^106115403 is an apocalyptic number.

106115403 is a deficient number, since it is larger than the sum of its proper divisors (35371805).

106115403 is an equidigital number, since it uses as much as digits as its factorization.

106115403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35371804.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 106115403 is about 10301.2330815296. The cubic root of 106115403 is about 473.4340349233.

The spelling of 106115403 in words is "one hundred six million, one hundred fifteen thousand, four hundred three".