16552741 has 2 divisors, whose sum is σ = 16552742. Its totient is φ = 16552740.

The previous prime is 16552733. The next prime is 16552769. The reversal of 16552741 is 14725561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9740641 + 6812100 = 3121^2 + 2610^2 .

It is a cyclic number.

It is not a de Polignac number, because 16552741 - 2³ = 16552733 is a prime.

It is a super-2 number, since 2×16552741² = 547986469226162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16552241) 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 as a sum of consecutive naturals, namely, 8276370 + 8276371.

It is an arithmetic number, because the mean of its divisors is an integer number (8276371).

Almost surely, 2^16552741 is an apocalyptic number.

It is an amenable number.

16552741 is a deficient number, since it is larger than the sum of its proper divisors (1).

16552741 is an equidigital number, since it uses as much as digits as its factorization.

16552741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8400, while the sum is 31.

The square root of 16552741 is about 4068.5059911471. The cubic root of 16552741 is about 254.8531308558.

The spelling of 16552741 in words is "sixteen million, five hundred fifty-two thousand, seven hundred forty-one".