116210561 has 2 divisors, whose sum is σ = 116210562. Its totient is φ = 116210560.

The previous prime is 116210557. The next prime is 116210573. The reversal of 116210561 is 165012611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76457536 + 39753025 = 8744^2 + 6305^2 .

It is a cyclic number.

It is not a de Polignac number, because 116210561 - 2² = 116210557 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116210531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58105280 + 58105281.

It is an arithmetic number, because the mean of its divisors is an integer number (58105281).

Almost surely, 2^116210561 is an apocalyptic number.

It is an amenable number.

116210561 is a deficient number, since it is larger than the sum of its proper divisors (1).

116210561 is an equidigital number, since it uses as much as digits as its factorization.

116210561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 116210561 is about 10780.1002314450. The cubic root of 116210561 is about 487.9948056085.

The spelling of 116210561 in words is "one hundred sixteen million, two hundred ten thousand, five hundred sixty-one".