105403156 has 12 divisors (see below), whose sum is σ = 184579668. Its totient is φ = 52666112.

The previous prime is 105403141. The next prime is 105403157. The reversal of 105403156 is 651304501.

It can be written as a sum of positive squares in 2 ways, for example, as 25908100 + 79495056 = 5090^2 + 8916^2 .

It is a super-2 number, since 2×105403156² = 22219650589520672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105403156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105403157) 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, 1501 + ... + 14596.

It is an arithmetic number, because the mean of its divisors is an integer number (15381639).

Almost surely, 2^105403156 is an apocalyptic number.

It is an amenable number.

105403156 is a deficient number, since it is larger than the sum of its proper divisors (79176512).

105403156 is a wasteful number, since it uses less digits than its factorization.

105403156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17738 (or 17736 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 105403156 is about 10266.6039175572. The cubic root of 105403156 is about 472.3724258291.

Adding to 105403156 its reverse (651304501), we get a palindrome (756707657).

The spelling of 105403156 in words is "one hundred five million, four hundred three thousand, one hundred fifty-six".