43522070393 has 2 divisors, whose sum is σ = 43522070394. Its totient is φ = 43522070392.

The previous prime is 43522070369. The next prime is 43522070411. The reversal of 43522070393 is 39307022534.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32741816809 + 10780253584 = 180947^2 + 103828^2 .

It is a cyclic number.

It is not a de Polignac number, because 43522070393 - 2³⁴ = 26342201209 is a prime.

It is a super-2 number, since 2×43522070393² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43522070303) 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, 21761035196 + 21761035197.

It is an arithmetic number, because the mean of its divisors is an integer number (21761035197).

Almost surely, 2^43522070393 is an apocalyptic number.

It is an amenable number.

43522070393 is a deficient number, since it is larger than the sum of its proper divisors (1).

43522070393 is an equidigital number, since it uses as much as digits as its factorization.

43522070393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 38.

The spelling of 43522070393 in words is "forty-three billion, five hundred twenty-two million, seventy thousand, three hundred ninety-three".