43022625109 has 2 divisors, whose sum is σ = 43022625110. Its totient is φ = 43022625108.

The previous prime is 43022625031. The next prime is 43022625133. The reversal of 43022625109 is 90152622034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21983992900 + 21038632209 = 148270^2 + 145047^2 .

It is a cyclic number.

It is not a de Polignac number, because 43022625109 - 2¹⁵ = 43022592341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43022626109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21511312554 + 21511312555.

It is an arithmetic number, because the mean of its divisors is an integer number (21511312555).

Almost surely, 2^43022625109 is an apocalyptic number.

It is an amenable number.

43022625109 is a deficient number, since it is larger than the sum of its proper divisors (1).

43022625109 is an equidigital number, since it uses as much as digits as its factorization.

43022625109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 43022625109 in words is "forty-three billion, twenty-two million, six hundred twenty-five thousand, one hundred nine".