103434523 has 2 divisors, whose sum is σ = 103434524. Its totient is φ = 103434522.

The previous prime is 103434509. The next prime is 103434553. The reversal of 103434523 is 325434301.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103434523 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (103434553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51717261 + 51717262.

It is an arithmetic number, because the mean of its divisors is an integer number (51717262).

Almost surely, 2^103434523 is an apocalyptic number.

103434523 is a deficient number, since it is larger than the sum of its proper divisors (1).

103434523 is an equidigital number, since it uses as much as digits as its factorization.

103434523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 103434523 is about 10170.2764465869. The cubic root of 103434523 is about 469.4130639290.

Adding to 103434523 its reverse (325434301), we get a palindrome (428868824).

The spelling of 103434523 in words is "one hundred three million, four hundred thirty-four thousand, five hundred twenty-three".