611401242303 has 12 divisors (see below), whose sum is σ = 935084253168. Its totient is φ = 383624308800.

The previous prime is 611401242301. The next prime is 611401242379. The reversal of 611401242303 is 303242104116.

It is a happy number.

611401242303 is a `hidden beast` number, since 6 + 1 + 1 + 401 + 24 + 230 + 3 = 666.

It is not a de Polignac number, because 611401242303 - 2¹ = 611401242301 is a prime.

It is a super-2 number, since 2×611401242303² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611401242301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1998043123 + ... + 1998043428.

It is an arithmetic number, because the mean of its divisors is an integer number (77923687764).

Almost surely, 2^611401242303 is an apocalyptic number.

611401242303 is a deficient number, since it is larger than the sum of its proper divisors (323683010865).

611401242303 is a wasteful number, since it uses less digits than its factorization.

611401242303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3996086574 (or 3996086571 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 611401242303 its reverse (303242104116), we get a palindrome (914643346419).

The spelling of 611401242303 in words is "six hundred eleven billion, four hundred one million, two hundred forty-two thousand, three hundred three".