5912238146621 has 2 divisors, whose sum is σ = 5912238146622. Its totient is φ = 5912238146620.

The previous prime is 5912238146609. The next prime is 5912238146629. The reversal of 5912238146621 is 1266418322195.

5912238146621 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5907519830521 + 4718316100 = 2430539^2 + 68690^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5912238146621 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5912238146621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5912238146629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2956119073310 + 2956119073311.

It is an arithmetic number, because the mean of its divisors is an integer number (2956119073311).

Almost surely, 2^{5912238146621} is an apocalyptic number.

It is an amenable number.

5912238146621 is a deficient number, since it is larger than the sum of its proper divisors (1).

5912238146621 is an equidigital number, since it uses as much as digits as its factorization.

5912238146621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 50.

The spelling of 5912238146621 in words is "five trillion, nine hundred twelve billion, two hundred thirty-eight million, one hundred forty-six thousand, six hundred twenty-one".