103242263 has 4 divisors (see below), whose sum is σ = 103535088. Its totient is φ = 102949440.

The previous prime is 103242229. The next prime is 103242281. The reversal of 103242263 is 362242301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362242301 = 47 ⋅7707283.

It is a cyclic number.

It is not a de Polignac number, because 103242263 - 2⁶ = 103242199 is a prime.

It is a super-2 number, since 2×103242263² = 21317929738722338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103242283) 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, 145883 + ... + 146588.

It is an arithmetic number, because the mean of its divisors is an integer number (25883772).

Almost surely, 2^103242263 is an apocalyptic number.

103242263 is a deficient number, since it is larger than the sum of its proper divisors (292825).

103242263 is an equidigital number, since it uses as much as digits as its factorization.

103242263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292824.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 103242263 is about 10160.8199964373. The cubic root of 103242263 is about 469.1220413955.

Adding to 103242263 its reverse (362242301), we get a palindrome (465484564).

The spelling of 103242263 in words is "one hundred three million, two hundred forty-two thousand, two hundred sixty-three".