16540967 has 2 divisors, whose sum is σ = 16540968. Its totient is φ = 16540966.

The previous prime is 16540919. The next prime is 16541009. The reversal of 16540967 is 76904561.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16540967 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16540967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16540907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8270483 + 8270484.

It is an arithmetic number, because the mean of its divisors is an integer number (8270484).

Almost surely, 2^16540967 is an apocalyptic number.

16540967 is a deficient number, since it is larger than the sum of its proper divisors (1).

16540967 is an equidigital number, since it uses as much as digits as its factorization.

16540967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 16540967 is about 4067.0587652504. The cubic root of 16540967 is about 254.7926906645.

The spelling of 16540967 in words is "sixteen million, five hundred forty thousand, nine hundred sixty-seven".