4731539 has 2 divisors, whose sum is σ = 4731540. Its totient is φ = 4731538.

The previous prime is 4731527. The next prime is 4731541. The reversal of 4731539 is 9351374.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4731539 is a prime.

It is a super-2 number, since 2×4731539² = 44774922617042, which contains 22 as substring.

Together with 4731541, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4731599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2365769 + 2365770.

It is an arithmetic number, because the mean of its divisors is an integer number (2365770).

Almost surely, 2^4731539 is an apocalyptic number.

4731539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4731539 is an equidigital number, since it uses as much as digits as its factorization.

4731539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 32.

The square root of 4731539 is about 2175.2101047945. The cubic root of 4731539 is about 167.8807141703.

The spelling of 4731539 in words is "four million, seven hundred thirty-one thousand, five hundred thirty-nine".