105503079 has 8 divisors (see below), whose sum is σ = 153459072. Its totient is φ = 63941240.

The previous prime is 105503063. The next prime is 105503087. The reversal of 105503079 is 970305501.

It is a happy number.

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

It is not a de Polignac number, because 105503079 - 2⁴ = 105503063 is a prime.

It is a super-2 number, since 2×105503079² = 22261799356960482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105503009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1598499 + ... + 1598564.

It is an arithmetic number, because the mean of its divisors is an integer number (19182384).

Almost surely, 2^105503079 is an apocalyptic number.

105503079 is a deficient number, since it is larger than the sum of its proper divisors (47955993).

105503079 is a wasteful number, since it uses less digits than its factorization.

105503079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197077.

The product of its (nonzero) digits is 4725, while the sum is 30.

The square root of 105503079 is about 10271.4691743684. The cubic root of 105503079 is about 472.5216495777.

The spelling of 105503079 in words is "one hundred five million, five hundred three thousand, seventy-nine".