40201241 has 2 divisors, whose sum is σ = 40201242. Its totient is φ = 40201240.

The previous prime is 40201201. The next prime is 40201247. The reversal of 40201241 is 14210204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39000025 + 1201216 = 6245^2 + 1096^2 .

It is a cyclic number.

It is not a de Polignac number, because 40201241 - 2⁶ = 40201177 is a prime.

It is a super-2 number, since 2×40201241² = 3232279555880162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40201247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20100620 + 20100621.

It is an arithmetic number, because the mean of its divisors is an integer number (20100621).

Almost surely, 2^40201241 is an apocalyptic number.

It is an amenable number.

40201241 is a deficient number, since it is larger than the sum of its proper divisors (1).

40201241 is an equidigital number, since it uses as much as digits as its factorization.

40201241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 40201241 is about 6340.4448582099. Note that the first 3 decimals coincide. The cubic root of 40201241 is about 342.5677589846.

Adding to 40201241 its reverse (14210204), we get a palindrome (54411445).

The spelling of 40201241 in words is "forty million, two hundred one thousand, two hundred forty-one".