5942251421 has 2 divisors, whose sum is σ = 5942251422. Its totient is φ = 5942251420.

The previous prime is 5942251379. The next prime is 5942251439. The reversal of 5942251421 is 1241522495.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5942251396 + 25 = 77086^2 + 5^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5942251421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5942251321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2971125710 + 2971125711.

It is an arithmetic number, because the mean of its divisors is an integer number (2971125711).

Almost surely, 2^5942251421 is an apocalyptic number.

It is an amenable number.

5942251421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5942251421 is an equidigital number, since it uses as much as digits as its factorization.

5942251421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 35.

The square root of 5942251421 is about 77086.0001621566. Note that the first 3 decimals coincide. The cubic root of 5942251421 is about 1811.2720036261.

The spelling of 5942251421 in words is "five billion, nine hundred forty-two million, two hundred fifty-one thousand, four hundred twenty-one".