16930541 has 2 divisors, whose sum is σ = 16930542. Its totient is φ = 16930540.

The previous prime is 16930523. The next prime is 16930547. The reversal of 16930541 is 14503961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16362025 + 568516 = 4045^2 + 754^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16930541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16930547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8465270 + 8465271.

It is an arithmetic number, because the mean of its divisors is an integer number (8465271).

Almost surely, 2^16930541 is an apocalyptic number.

It is an amenable number.

16930541 is a deficient number, since it is larger than the sum of its proper divisors (1).

16930541 is an equidigital number, since it uses as much as digits as its factorization.

16930541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 16930541 is about 4114.6738631391. The cubic root of 16930541 is about 256.7774876099. Note that the first 3 decimals are identical.

It can be divided in two parts, 16930 and 541, that added together give a palindrome (17471).

The spelling of 16930541 in words is "sixteen million, nine hundred thirty thousand, five hundred forty-one".