5437851121 has 2 divisors, whose sum is σ = 5437851122. Its totient is φ = 5437851120.

The previous prime is 5437851059. The next prime is 5437851179. The reversal of 5437851121 is 1211587345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5092820496 + 345030625 = 71364^2 + 18575^2 .

It is a cyclic number.

It is not a de Polignac number, because 5437851121 - 2⁹ = 5437850609 is a prime.

It is not a weakly prime, because it can be changed into another prime (5437851191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2718925560 + 2718925561.

It is an arithmetic number, because the mean of its divisors is an integer number (2718925561).

Almost surely, 2^5437851121 is an apocalyptic number.

It is an amenable number.

5437851121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5437851121 is an equidigital number, since it uses as much as digits as its factorization.

5437851121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33600, while the sum is 37.

The square root of 5437851121 is about 73741.7868036841. The cubic root of 5437851121 is about 1758.5002634886.

The spelling of 5437851121 in words is "five billion, four hundred thirty-seven million, eight hundred fifty-one thousand, one hundred twenty-one".