43261465319 has 2 divisors, whose sum is σ = 43261465320. Its totient is φ = 43261465318.

The previous prime is 43261465253. The next prime is 43261465333. The reversal of 43261465319 is 91356416234.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43261465319 - 2¹² = 43261461223 is a prime.

It is a super-2 number, since 2×43261465319² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43261465319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43261465399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21630732659 + 21630732660.

It is an arithmetic number, because the mean of its divisors is an integer number (21630732660).

Almost surely, 2^43261465319 is an apocalyptic number.

43261465319 is a deficient number, since it is larger than the sum of its proper divisors (1).

43261465319 is an equidigital number, since it uses as much as digits as its factorization.

43261465319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 44.

The spelling of 43261465319 in words is "forty-three billion, two hundred sixty-one million, four hundred sixty-five thousand, three hundred nineteen".