106542503 has 2 divisors, whose sum is σ = 106542504. Its totient is φ = 106542502.

The previous prime is 106542497. The next prime is 106542517. The reversal of 106542503 is 305245601.

It is a weak prime.

It is an emirp because it is prime and its reverse (305245601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106542503 - 2⁶ = 106542439 is a prime.

It is a super-2 number, since 2×106542503² = 22702609891010018, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106542563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53271251 + 53271252.

It is an arithmetic number, because the mean of its divisors is an integer number (53271252).

Almost surely, 2^106542503 is an apocalyptic number.

106542503 is a deficient number, since it is larger than the sum of its proper divisors (1).

106542503 is an equidigital number, since it uses as much as digits as its factorization.

106542503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 106542503 is about 10321.9427919360. The cubic root of 106542503 is about 474.0683537713.

The spelling of 106542503 in words is "one hundred six million, five hundred forty-two thousand, five hundred three".