103256663 has 4 divisors (see below), whose sum is σ = 103279440. Its totient is φ = 103233888.

The previous prime is 103256651. The next prime is 103256707. The reversal of 103256663 is 366652301.

103256663 is nontrivially palindromic in base 14.

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

It is a cyclic number.

It is not a de Polignac number, because 103256663 - 2¹⁰ = 103255639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103256063) 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, 2018 + ... + 14511.

It is an arithmetic number, because the mean of its divisors is an integer number (25819860).

Almost surely, 2^103256663 is an apocalyptic number.

103256663 is a deficient number, since it is larger than the sum of its proper divisors (22777).

103256663 is an equidigital number, since it uses as much as digits as its factorization.

103256663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22776.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 103256663 is about 10161.5285759575. The cubic root of 103256663 is about 469.1438510793.

The spelling of 103256663 in words is "one hundred three million, two hundred fifty-six thousand, six hundred sixty-three".