6511832123 has 2 divisors, whose sum is σ = 6511832124. Its totient is φ = 6511832122.

The previous prime is 6511832087. The next prime is 6511832141. The reversal of 6511832123 is 3212381156.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6511832123 - 2¹² = 6511828027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6511832123.

It is not a weakly prime, because it can be changed into another prime (6511832023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3255916061 + 3255916062.

It is an arithmetic number, because the mean of its divisors is an integer number (3255916062).

Almost surely, 2^6511832123 is an apocalyptic number.

6511832123 is a deficient number, since it is larger than the sum of its proper divisors (1).

6511832123 is an equidigital number, since it uses as much as digits as its factorization.

6511832123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 32.

The square root of 6511832123 is about 80695.9238313807. The cubic root of 6511832123 is about 1867.3872902246.

The spelling of 6511832123 in words is "six billion, five hundred eleven million, eight hundred thirty-two thousand, one hundred twenty-three".