6410400133 has 2 divisors, whose sum is σ = 6410400134. Its totient is φ = 6410400132.

The previous prime is 6410400121. The next prime is 6410400169. The reversal of 6410400133 is 3310040146.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3624882849 + 2785517284 = 60207^2 + 52778^2 .

It is a cyclic number.

It is not a de Polignac number, because 6410400133 - 2¹³ = 6410391941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6410400533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3205200066 + 3205200067.

It is an arithmetic number, because the mean of its divisors is an integer number (3205200067).

Almost surely, 2^6410400133 is an apocalyptic number.

It is an amenable number.

6410400133 is a deficient number, since it is larger than the sum of its proper divisors (1).

6410400133 is an equidigital number, since it uses as much as digits as its factorization.

6410400133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 6410400133 is about 80064.9744457587. The cubic root of 6410400133 is about 1857.6406796221.

Adding to 6410400133 its reverse (3310040146), we get a palindrome (9720440279).

The spelling of 6410400133 in words is "six billion, four hundred ten million, four hundred thousand, one hundred thirty-three".