147042503 has 16 divisors (see below), whose sum is σ = 158280480. Its totient is φ = 136114176.

The previous prime is 147042487. The next prime is 147042521. The reversal of 147042503 is 305240741.

It is a cyclic number.

It is not a de Polignac number, because 147042503 - 2⁴ = 147042487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147042563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416375 + ... + 416727.

It is an arithmetic number, because the mean of its divisors is an integer number (9892530).

Almost surely, 2^147042503 is an apocalyptic number.

147042503 is a deficient number, since it is larger than the sum of its proper divisors (11237977).

147042503 is a wasteful number, since it uses less digits than its factorization.

147042503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 147042503 is about 12126.1083204794. The cubic root of 147042503 is about 527.8140690128.

The spelling of 147042503 in words is "one hundred forty-seven million, forty-two thousand, five hundred three".