103343431 has 2 divisors, whose sum is σ = 103343432. Its totient is φ = 103343430.

The previous prime is 103343423. The next prime is 103343447. The reversal of 103343431 is 134343301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103343431 - 2³ = 103343423 is a prime.

It is a super-2 number, since 2×103343431² = 21359729461703522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103340431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51671715 + 51671716.

It is an arithmetic number, because the mean of its divisors is an integer number (51671716).

Almost surely, 2^103343431 is an apocalyptic number.

103343431 is a deficient number, since it is larger than the sum of its proper divisors (1).

103343431 is an equidigital number, since it uses as much as digits as its factorization.

103343431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 103343431 is about 10165.7971158193. The cubic root of 103343431 is about 469.2752236406.

Adding to 103343431 its reverse (134343301), we get a palindrome (237686732).

The spelling of 103343431 in words is "one hundred three million, three hundred forty-three thousand, four hundred thirty-one".