246091081 has 2 divisors, whose sum is σ = 246091082. Its totient is φ = 246091080.

The previous prime is 246091049. The next prime is 246091093. The reversal of 246091081 is 180190642.

It is a happy number.

246091081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136679481 + 109411600 = 11691^2 + 10460^2 .

It is a cyclic number.

It is not a de Polignac number, because 246091081 - 2⁵ = 246091049 is a prime.

It is a super-2 number, since 2×246091081² = 121121640295497122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (246011081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123045540 + 123045541.

It is an arithmetic number, because the mean of its divisors is an integer number (123045541).

Almost surely, 2^246091081 is an apocalyptic number.

It is an amenable number.

246091081 is a deficient number, since it is larger than the sum of its proper divisors (1).

246091081 is an equidigital number, since it uses as much as digits as its factorization.

246091081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 246091081 is about 15687.2904288790. The cubic root of 246091081 is about 626.6599763822.

The spelling of 246091081 in words is "two hundred forty-six million, ninety-one thousand, eighty-one".