6453732893 has 2 divisors, whose sum is σ = 6453732894. Its totient is φ = 6453732892.

The previous prime is 6453732889. The next prime is 6453732911. The reversal of 6453732893 is 3982373546.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5877828889 + 575904004 = 76667^2 + 23998^2 .

It is a cyclic number.

It is not a de Polignac number, because 6453732893 - 2² = 6453732889 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6453732823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226866446 + 3226866447.

It is an arithmetic number, because the mean of its divisors is an integer number (3226866447).

Almost surely, 2^6453732893 is an apocalyptic number.

It is an amenable number.

6453732893 is a deficient number, since it is larger than the sum of its proper divisors (1).

6453732893 is an equidigital number, since it uses as much as digits as its factorization.

6453732893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 50.

The square root of 6453732893 is about 80335.1286362324. The cubic root of 6453732893 is about 1861.8170177989.

The spelling of 6453732893 in words is "six billion, four hundred fifty-three million, seven hundred thirty-two thousand, eight hundred ninety-three".