120542003 has 2 divisors, whose sum is σ = 120542004. Its totient is φ = 120542002.

The previous prime is 120541999. The next prime is 120542017. The reversal of 120542003 is 300245021.

It is a weak prime.

It is an emirp because it is prime and its reverse (300245021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120542003 - 2² = 120541999 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120542083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60271001 + 60271002.

It is an arithmetic number, because the mean of its divisors is an integer number (60271002).

Almost surely, 2^120542003 is an apocalyptic number.

120542003 is a deficient number, since it is larger than the sum of its proper divisors (1).

120542003 is an equidigital number, since it uses as much as digits as its factorization.

120542003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 120542003 is about 10979.1622175829. The cubic root of 120542003 is about 493.9839075877.

Adding to 120542003 its reverse (300245021), we get a palindrome (420787024).

The spelling of 120542003 in words is "one hundred twenty million, five hundred forty-two thousand, three".