610611013 has 2 divisors, whose sum is σ = 610611014. Its totient is φ = 610611012.

The previous prime is 610610993. The next prime is 610611017. The reversal of 610611013 is 310116016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 550981729 + 59629284 = 23473^2 + 7722^2 .

It is a cyclic number.

It is not a de Polignac number, because 610611013 - 2⁹ = 610610501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610611017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305305506 + 305305507.

It is an arithmetic number, because the mean of its divisors is an integer number (305305507).

Almost surely, 2^610611013 is an apocalyptic number.

It is an amenable number.

610611013 is a deficient number, since it is larger than the sum of its proper divisors (1).

610611013 is an equidigital number, since it uses as much as digits as its factorization.

610611013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 610611013 is about 24710.5445710935. The cubic root of 610611013 is about 848.3756813552.

Adding to 610611013 its reverse (310116016), we get a palindrome (920727029).

The spelling of 610611013 in words is "six hundred ten million, six hundred eleven thousand, thirteen".