610494557 has 2 divisors, whose sum is σ = 610494558. Its totient is φ = 610494556.

The previous prime is 610494523. The next prime is 610494569. The reversal of 610494557 is 755494016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 598585156 + 11909401 = 24466^2 + 3451^2 .

It is a cyclic number.

It is not a de Polignac number, because 610494557 - 2¹⁴ = 610478173 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610494587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305247278 + 305247279.

It is an arithmetic number, because the mean of its divisors is an integer number (305247279).

Almost surely, 2^610494557 is an apocalyptic number.

It is an amenable number.

610494557 is a deficient number, since it is larger than the sum of its proper divisors (1).

610494557 is an equidigital number, since it uses as much as digits as its factorization.

610494557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 610494557 is about 24708.1880557843. The cubic root of 610494557 is about 848.3217437321.

The spelling of 610494557 in words is "six hundred ten million, four hundred ninety-four thousand, five hundred fifty-seven".