411402143 has 2 divisors, whose sum is σ = 411402144. Its totient is φ = 411402142.

The previous prime is 411402137. The next prime is 411402157. The reversal of 411402143 is 341204114.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 411402143 - 2¹² = 411398047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411404143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205701071 + 205701072.

It is an arithmetic number, because the mean of its divisors is an integer number (205701072).

Almost surely, 2^411402143 is an apocalyptic number.

411402143 is a deficient number, since it is larger than the sum of its proper divisors (1).

411402143 is an equidigital number, since it uses as much as digits as its factorization.

411402143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 411402143 is about 20283.0506334723. The cubic root of 411402143 is about 743.7417874667.

Adding to 411402143 its reverse (341204114), we get a palindrome (752606257).

The spelling of 411402143 in words is "four hundred eleven million, four hundred two thousand, one hundred forty-three".