103244431 has 2 divisors, whose sum is σ = 103244432. Its totient is φ = 103244430.

The previous prime is 103244429. The next prime is 103244443. The reversal of 103244431 is 134442301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103244431 - 2¹ = 103244429 is a prime.

It is a super-2 number, since 2×103244431² = 21318825065027522, which contains 22 as substring.

Together with 103244429, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103244731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51622215 + 51622216.

It is an arithmetic number, because the mean of its divisors is an integer number (51622216).

Almost surely, 2^103244431 is an apocalyptic number.

103244431 is a deficient number, since it is larger than the sum of its proper divisors (1).

103244431 is an equidigital number, since it uses as much as digits as its factorization.

103244431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 103244431 is about 10160.9266801803. The cubic root of 103244431 is about 469.1253250942.

Adding to 103244431 its reverse (134442301), we get a palindrome (237686732).

The spelling of 103244431 in words is "one hundred three million, two hundred forty-four thousand, four hundred thirty-one".