402141241 has 2 divisors, whose sum is σ = 402141242. Its totient is φ = 402141240.

The previous prime is 402141199. The next prime is 402141247. The reversal of 402141241 is 142141204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 354531241 + 47610000 = 18829^2 + 6900^2 .

It is a cyclic number.

It is not a de Polignac number, because 402141241 - 2²¹ = 400044089 is a prime.

It is not a weakly prime, because it can be changed into another prime (402141247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201070620 + 201070621.

It is an arithmetic number, because the mean of its divisors is an integer number (201070621).

Almost surely, 2^402141241 is an apocalyptic number.

It is an amenable number.

402141241 is a deficient number, since it is larger than the sum of its proper divisors (1).

402141241 is an equidigital number, since it uses as much as digits as its factorization.

402141241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 402141241 is about 20053.4595768411. The cubic root of 402141241 is about 738.1186939279.

Adding to 402141241 its reverse (142141204), we get a palindrome (544282445).

The spelling of 402141241 in words is "four hundred two million, one hundred forty-one thousand, two hundred forty-one".