610913851 has 2 divisors, whose sum is σ = 610913852. Its totient is φ = 610913850.

The previous prime is 610913827. The next prime is 610913911. The reversal of 610913851 is 158319016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 610913851 - 2¹¹ = 610911803 is a prime.

It is equal to p_31864606 and since 610913851 and 31864606 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (610910851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305456925 + 305456926.

It is an arithmetic number, because the mean of its divisors is an integer number (305456926).

Almost surely, 2^610913851 is an apocalyptic number.

610913851 is a deficient number, since it is larger than the sum of its proper divisors (1).

610913851 is an equidigital number, since it uses as much as digits as its factorization.

610913851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 610913851 is about 24716.6715194421. The cubic root of 610913851 is about 848.5159113472.

The spelling of 610913851 in words is "six hundred ten million, nine hundred thirteen thousand, eight hundred fifty-one".