6432153257 has 2 divisors, whose sum is σ = 6432153258. Its totient is φ = 6432153256.

The previous prime is 6432153187. The next prime is 6432153271. The reversal of 6432153257 is 7523512346.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5624400016 + 807753241 = 74996^2 + 28421^2 .

It is a cyclic number.

It is not a de Polignac number, because 6432153257 - 2³² = 2137185961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6432153257.

It is not a weakly prime, because it can be changed into another prime (6432153157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216076628 + 3216076629.

It is an arithmetic number, because the mean of its divisors is an integer number (3216076629).

Almost surely, 2^6432153257 is an apocalyptic number.

It is an amenable number.

6432153257 is a deficient number, since it is larger than the sum of its proper divisors (1).

6432153257 is an equidigital number, since it uses as much as digits as its factorization.

6432153257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 38.

The square root of 6432153257 is about 80200.7060879142. The cubic root of 6432153257 is about 1859.7395535624.

The spelling of 6432153257 in words is "six billion, four hundred thirty-two million, one hundred fifty-three thousand, two hundred fifty-seven".