240686101 has 2 divisors, whose sum is σ = 240686102. Its totient is φ = 240686100.

The previous prime is 240686087. The next prime is 240686111. The reversal of 240686101 is 101686042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159415876 + 81270225 = 12626^2 + 9015^2 .

It is a cyclic number.

It is not a de Polignac number, because 240686101 - 2¹¹ = 240684053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240686101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240686111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120343050 + 120343051.

It is an arithmetic number, because the mean of its divisors is an integer number (120343051).

Almost surely, 2^240686101 is an apocalyptic number.

It is an amenable number.

240686101 is a deficient number, since it is larger than the sum of its proper divisors (1).

240686101 is an equidigital number, since it uses as much as digits as its factorization.

240686101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 240686101 is about 15514.0613960368. The cubic root of 240686101 is about 622.0381253706.

The spelling of 240686101 in words is "two hundred forty million, six hundred eighty-six thousand, one hundred one".