611253263 has 2 divisors, whose sum is σ = 611253264. Its totient is φ = 611253262.

The previous prime is 611253197. The next prime is 611253287. The reversal of 611253263 is 362352116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 611253263 - 2⁸ = 611253007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611253463) 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, 305626631 + 305626632.

It is an arithmetic number, because the mean of its divisors is an integer number (305626632).

Almost surely, 2^611253263 is an apocalyptic number.

611253263 is a deficient number, since it is larger than the sum of its proper divisors (1).

611253263 is an equidigital number, since it uses as much as digits as its factorization.

611253263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 611253263 is about 24723.5366199903. The cubic root of 611253263 is about 848.6730219683.

The spelling of 611253263 in words is "six hundred eleven million, two hundred fifty-three thousand, two hundred sixty-three".