16497241 has 2 divisors, whose sum is σ = 16497242. Its totient is φ = 16497240.

The previous prime is 16497193. The next prime is 16497253. The reversal of 16497241 is 14279461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13111641 + 3385600 = 3621^2 + 1840^2 .

It is a cyclic number.

It is not a de Polignac number, because 16497241 - 2⁷ = 16497113 is a prime.

It is a super-2 number, since 2×16497241² = 544317921224162, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16497197 and 16497206.

It is not a weakly prime, because it can be changed into another prime (16497281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8248620 + 8248621.

It is an arithmetic number, because the mean of its divisors is an integer number (8248621).

Almost surely, 2^16497241 is an apocalyptic number.

It is an amenable number.

16497241 is a deficient number, since it is larger than the sum of its proper divisors (1).

16497241 is an equidigital number, since it uses as much as digits as its factorization.

16497241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 34.

The square root of 16497241 is about 4061.6795786965. The cubic root of 16497241 is about 254.5679779505.

The spelling of 16497241 in words is "sixteen million, four hundred ninety-seven thousand, two hundred forty-one".