142055503 has 2 divisors, whose sum is σ = 142055504. Its totient is φ = 142055502.

The previous prime is 142055491. The next prime is 142055513. The reversal of 142055503 is 305550241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142055503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142055513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71027751 + 71027752.

It is an arithmetic number, because the mean of its divisors is an integer number (71027752).

Almost surely, 2^142055503 is an apocalyptic number.

142055503 is a deficient number, since it is larger than the sum of its proper divisors (1).

142055503 is an equidigital number, since it uses as much as digits as its factorization.

142055503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 142055503 is about 11918.7039144363. The cubic root of 142055503 is about 521.7783087529.

The spelling of 142055503 in words is "one hundred forty-two million, fifty-five thousand, five hundred three".