56623103 has 8 divisors (see below), whose sum is σ = 57182208. Its totient is φ = 56066904.

The previous prime is 56623093. The next prime is 56623153. The reversal of 56623103 is 30132665.

It is a Cunningham number, because it is equal to 384³-1.

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

It is a cyclic number.

It is not a de Polignac number, because 56623103 - 2¹² = 56619007 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56623153) 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, 61976 + ... + 62882.

It is an arithmetic number, because the mean of its divisors is an integer number (7147776).

Almost surely, 2^56623103 is an apocalyptic number.

56623103 is a deficient number, since it is larger than the sum of its proper divisors (559105).

56623103 is a wasteful number, since it uses less digits than its factorization.

56623103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 56623103 is about 7524.8324233833. The cubic root of 56623103 is about 383.9999977394. Note that the first 5 decimals are identical.

Adding to 56623103 its reverse (30132665), we get a palindrome (86755768).

The spelling of 56623103 in words is "fifty-six million, six hundred twenty-three thousand, one hundred three".