610610491 has 2 divisors, whose sum is σ = 610610492. Its totient is φ = 610610490.

The previous prime is 610610453. The next prime is 610610501. The reversal of 610610491 is 194016016.

610610491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 610610491 - 2¹⁹ = 610086203 is a prime.

It is a super-2 number, since 2×610610491² = 745690343438522162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (610610291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305305245 + 305305246.

It is an arithmetic number, because the mean of its divisors is an integer number (305305246).

Almost surely, 2^610610491 is an apocalyptic number.

610610491 is a deficient number, since it is larger than the sum of its proper divisors (1).

610610491 is an equidigital number, since it uses as much as digits as its factorization.

610610491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 610610491 is about 24710.5340087988. The cubic root of 610610491 is about 848.3754396016.

The spelling of 610610491 in words is "six hundred ten million, six hundred ten thousand, four hundred ninety-one".