43376483261 has 2 divisors, whose sum is σ = 43376483262. Its totient is φ = 43376483260.

The previous prime is 43376483237. The next prime is 43376483279. The reversal of 43376483261 is 16238467334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29306016100 + 14070467161 = 171190^2 + 118619^2 .

It is a cyclic number.

It is not a de Polignac number, because 43376483261 - 2²² = 43372288957 is a prime.

It is a super-3 number, since 3×43376483261³ (a number of 33 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43376483201) 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, 21688241630 + 21688241631.

It is an arithmetic number, because the mean of its divisors is an integer number (21688241631).

Almost surely, 2^43376483261 is an apocalyptic number.

It is an amenable number.

43376483261 is a deficient number, since it is larger than the sum of its proper divisors (1).

43376483261 is an equidigital number, since it uses as much as digits as its factorization.

43376483261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 47.

The spelling of 43376483261 in words is "forty-three billion, three hundred seventy-six million, four hundred eighty-three thousand, two hundred sixty-one".