103540663 has 2 divisors, whose sum is σ = 103540664. Its totient is φ = 103540662.

The previous prime is 103540571. The next prime is 103540667. The reversal of 103540663 is 366045301.

It is a strong prime.

It is an emirp because it is prime and its reverse (366045301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103540663 is a prime.

It is a super-3 number, since 3×103540663³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103540667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51770331 + 51770332.

It is an arithmetic number, because the mean of its divisors is an integer number (51770332).

Almost surely, 2^103540663 is an apocalyptic number.

103540663 is a deficient number, since it is larger than the sum of its proper divisors (1).

103540663 is an equidigital number, since it uses as much as digits as its factorization.

103540663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 103540663 is about 10175.4932558574. The cubic root of 103540663 is about 469.5735727824.

Adding to 103540663 its reverse (366045301), we get a palindrome (469585964).

The spelling of 103540663 in words is "one hundred three million, five hundred forty thousand, six hundred sixty-three".