259422091541 has 2 divisors, whose sum is σ = 259422091542. Its totient is φ = 259422091540.

The previous prime is 259422091517. The next prime is 259422091631. The reversal of 259422091541 is 145190224952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241814128516 + 17607963025 = 491746^2 + 132695^2 .

It is a cyclic number.

It is not a de Polignac number, because 259422091541 - 2¹⁰ = 259422090517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 259422091492 and 259422091501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259422096541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129711045770 + 129711045771.

It is an arithmetic number, because the mean of its divisors is an integer number (129711045771).

Almost surely, 2^259422091541 is an apocalyptic number.

It is an amenable number.

259422091541 is a deficient number, since it is larger than the sum of its proper divisors (1).

259422091541 is an equidigital number, since it uses as much as digits as its factorization.

259422091541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 259422091541 in words is "two hundred fifty-nine billion, four hundred twenty-two million, ninety-one thousand, five hundred forty-one".