611260420313 has 4 divisors (see below), whose sum is σ = 621620766480. Its totient is φ = 600900074148.

The previous prime is 611260420297. The next prime is 611260420319. The reversal of 611260420313 is 313024062116.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 611260420313 - 2⁴ = 611260420297 is a prime.

It is a super-3 number, since 3×611260420313³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (611260420319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5180172995 + ... + 5180173112.

It is an arithmetic number, because the mean of its divisors is an integer number (155405191620).

Almost surely, 2^611260420313 is an apocalyptic number.

It is an amenable number.

611260420313 is a deficient number, since it is larger than the sum of its proper divisors (10360346167).

611260420313 is a wasteful number, since it uses less digits than its factorization.

611260420313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10360346166.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 611260420313 its reverse (313024062116), we get a palindrome (924284482429).

The spelling of 611260420313 in words is "six hundred eleven billion, two hundred sixty million, four hundred twenty thousand, three hundred thirteen".