11616481 has 2 divisors, whose sum is σ = 11616482. Its totient is φ = 11616480.

The previous prime is 11616469. The next prime is 11616503. The reversal of 11616481 is 18461611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6051600 + 5564881 = 2460^2 + 2359^2 .

It is a cyclic number.

It is not a de Polignac number, because 11616481 - 2⁹ = 11615969 is a prime.

It is a super-2 number, since 2×11616481² = 269885261646722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11616421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5808240 + 5808241.

It is an arithmetic number, because the mean of its divisors is an integer number (5808241).

Almost surely, 2^11616481 is an apocalyptic number.

It is an amenable number.

11616481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11616481 is an equidigital number, since it uses as much as digits as its factorization.

11616481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 28.

The square root of 11616481 is about 3408.2959085150. The cubic root of 11616481 is about 226.4773955841.

The spelling of 11616481 in words is "eleven million, six hundred sixteen thousand, four hundred eighty-one".