12621614983 has 2 divisors, whose sum is σ = 12621614984. Its totient is φ = 12621614982.

The previous prime is 12621614977. The next prime is 12621614989. The reversal of 12621614983 is 38941612621.

It is a balanced prime because it is at equal distance from previous prime (12621614977) and next prime (12621614989).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12621614983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12621614989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6310807491 + 6310807492.

It is an arithmetic number, because the mean of its divisors is an integer number (6310807492).

Almost surely, 2^12621614983 is an apocalyptic number.

12621614983 is a deficient number, since it is larger than the sum of its proper divisors (1).

12621614983 is an equidigital number, since it uses as much as digits as its factorization.

12621614983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The spelling of 12621614983 in words is "twelve billion, six hundred twenty-one million, six hundred fourteen thousand, nine hundred eighty-three".