240201601 has 2 divisors, whose sum is σ = 240201602. Its totient is φ = 240201600.

The previous prime is 240201593. The next prime is 240201613. The reversal of 240201601 is 106102042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181602576 + 58599025 = 13476^2 + 7655^2 .

It is a cyclic number.

It is not a de Polignac number, because 240201601 - 2³ = 240201593 is a prime.

It is not a weakly prime, because it can be changed into another prime (240201641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120100800 + 120100801.

It is an arithmetic number, because the mean of its divisors is an integer number (120100801).

Almost surely, 2^240201601 is an apocalyptic number.

It is an amenable number.

240201601 is a deficient number, since it is larger than the sum of its proper divisors (1).

240201601 is an equidigital number, since it uses as much as digits as its factorization.

240201601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 240201601 is about 15498.4386632977. The cubic root of 240201601 is about 621.6204583751.

Adding to 240201601 its reverse (106102042), we get a palindrome (346303643).

The spelling of 240201601 in words is "two hundred forty million, two hundred one thousand, six hundred one".