868141441 has 2 divisors, whose sum is σ = 868141442. Its totient is φ = 868141440.

The previous prime is 868141429. The next prime is 868141459. The reversal of 868141441 is 144141868.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 630210816 + 237930625 = 25104^2 + 15425^2 .

It is a cyclic number.

It is not a de Polignac number, because 868141441 - 2⁵ = 868141409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 868141441.

It is not a weakly prime, because it can be changed into another prime (868141411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434070720 + 434070721.

It is an arithmetic number, because the mean of its divisors is an integer number (434070721).

Almost surely, 2^868141441 is an apocalyptic number.

It is an amenable number.

868141441 is a deficient number, since it is larger than the sum of its proper divisors (1).

868141441 is an equidigital number, since it uses as much as digits as its factorization.

868141441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24576, while the sum is 37.

The square root of 868141441 is about 29464.2400377135. The cubic root of 868141441 is about 953.9599949969.

The spelling of 868141441 in words is "eight hundred sixty-eight million, one hundred forty-one thousand, four hundred forty-one".