611672827 has 2 divisors, whose sum is σ = 611672828. Its totient is φ = 611672826.

The previous prime is 611672819. The next prime is 611672839. The reversal of 611672827 is 728276116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 611672827 - 2³ = 611672819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 611672827.

It is not a weakly prime, because it can be changed into another prime (611622827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305836413 + 305836414.

It is an arithmetic number, because the mean of its divisors is an integer number (305836414).

Almost surely, 2^611672827 is an apocalyptic number.

611672827 is a deficient number, since it is larger than the sum of its proper divisors (1).

611672827 is an equidigital number, since it uses as much as digits as its factorization.

611672827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 40.

The square root of 611672827 is about 24732.0202773651. The cubic root of 611672827 is about 848.8671538342.

The spelling of 611672827 in words is "six hundred eleven million, six hundred seventy-two thousand, eight hundred twenty-seven".