5402411821 has 2 divisors, whose sum is σ = 5402411822. Its totient is φ = 5402411820.

The previous prime is 5402411783. The next prime is 5402411843. The reversal of 5402411821 is 1281142045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3171266596 + 2231145225 = 56314^2 + 47235^2 .

It is a cyclic number.

It is not a de Polignac number, because 5402411821 - 2⁹ = 5402411309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5402411821.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5402411621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2701205910 + 2701205911.

It is an arithmetic number, because the mean of its divisors is an integer number (2701205911).

Almost surely, 2^5402411821 is an apocalyptic number.

It is an amenable number.

5402411821 is a deficient number, since it is larger than the sum of its proper divisors (1).

5402411821 is an equidigital number, since it uses as much as digits as its factorization.

5402411821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 5402411821 is about 73501.1008148858. The cubic root of 5402411821 is about 1754.6717969177.

Adding to 5402411821 its reverse (1281142045), we get a palindrome (6683553866).

The spelling of 5402411821 in words is "five billion, four hundred two million, four hundred eleven thousand, eight hundred twenty-one".