43751241311 has 2 divisors, whose sum is σ = 43751241312. Its totient is φ = 43751241310.

The previous prime is 43751241283. The next prime is 43751241319. The reversal of 43751241311 is 11314215734.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43751241311 - 2²⁶ = 43684132447 is a prime.

It is a super-2 number, since 2×43751241311² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43751241319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21875620655 + 21875620656.

It is an arithmetic number, because the mean of its divisors is an integer number (21875620656).

Almost surely, 2^43751241311 is an apocalyptic number.

43751241311 is a deficient number, since it is larger than the sum of its proper divisors (1).

43751241311 is an equidigital number, since it uses as much as digits as its factorization.

43751241311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The spelling of 43751241311 in words is "forty-three billion, seven hundred fifty-one million, two hundred forty-one thousand, three hundred eleven".