103420056 has 16 divisors (see below), whose sum is σ = 258550200. Its totient is φ = 34473344.

The previous prime is 103420043. The next prime is 103420073. The reversal of 103420056 is 650024301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2154561 + ... + 2154608.

Almost surely, 2^103420056 is an apocalyptic number.

It is an amenable number.

103420056 is an abundant number, since it is smaller than the sum of its proper divisors (155130144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103420056 is a wasteful number, since it uses less digits than its factorization.

103420056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4309178 (or 4309174 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 103420056 is about 10169.5651824451. The cubic root of 103420056 is about 469.3911778918.

Adding to 103420056 its reverse (650024301), we get a palindrome (753444357).

The spelling of 103420056 in words is "one hundred three million, four hundred twenty thousand, fifty-six".