16313543 has 2 divisors, whose sum is σ = 16313544. Its totient is φ = 16313542.

The previous prime is 16313537. The next prime is 16313551. The reversal of 16313543 is 34531361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16313543 - 2⁴ = 16313527 is a prime.

It is a super-2 number, since 2×16313543² = 532263370425698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16313503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8156771 + 8156772.

It is an arithmetic number, because the mean of its divisors is an integer number (8156772).

Almost surely, 2^16313543 is an apocalyptic number.

16313543 is a deficient number, since it is larger than the sum of its proper divisors (1).

16313543 is an equidigital number, since it uses as much as digits as its factorization.

16313543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 26.

The square root of 16313543 is about 4039.0027234455. The cubic root of 16313543 is about 253.6195712372.

The spelling of 16313543 in words is "sixteen million, three hundred thirteen thousand, five hundred forty-three".