5373199421 has 2 divisors, whose sum is σ = 5373199422. Its totient is φ = 5373199420.

The previous prime is 5373199417. The next prime is 5373199477. The reversal of 5373199421 is 1249913735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5225844100 + 147355321 = 72290^2 + 12139^2 .

It is a cyclic number.

It is not a de Polignac number, because 5373199421 - 2² = 5373199417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5373199021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2686599710 + 2686599711.

It is an arithmetic number, because the mean of its divisors is an integer number (2686599711).

Almost surely, 2^5373199421 is an apocalyptic number.

It is an amenable number.

5373199421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5373199421 is an equidigital number, since it uses as much as digits as its factorization.

5373199421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 44.

The square root of 5373199421 is about 73302.1106176350. The cubic root of 5373199421 is about 1751.5034069531.

The spelling of 5373199421 in words is "five billion, three hundred seventy-three million, one hundred ninety-nine thousand, four hundred twenty-one".