611017644134203 has 2 divisors, whose sum is σ = 611017644134204. Its totient is φ = 611017644134202.

The previous prime is 611017644134147. The next prime is 611017644134221. The reversal of 611017644134203 is 302431446710116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 611017644134203 - 2¹³ = 611017644126011 is a prime.

It is a super-2 number, since 2×611017644134203² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 611017644134203.

It is not a weakly prime, because it can be changed into another prime (611017644134273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305508822067101 + 305508822067102.

It is an arithmetic number, because the mean of its divisors is an integer number (305508822067102).

Almost surely, 2^{611017644134203} is an apocalyptic number.

611017644134203 is a deficient number, since it is larger than the sum of its proper divisors (1).

611017644134203 is an equidigital number, since it uses as much as digits as its factorization.

611017644134203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 611017644134203 in words is "six hundred eleven trillion, seventeen billion, six hundred forty-four million, one hundred thirty-four thousand, two hundred three".