109137599026541 has 2 divisors, whose sum is σ = 109137599026542. Its totient is φ = 109137599026540.

The previous prime is 109137599026537. The next prime is 109137599026571. The reversal of 109137599026541 is 145620995731901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106101742324900 + 3035856701641 = 10300570^2 + 1742371^2 .

It is a cyclic number.

It is not a de Polignac number, because 109137599026541 - 2² = 109137599026537 is a prime.

It is a super-2 number, since 2×109137599026541² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109137599026571) 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, 54568799513270 + 54568799513271.

It is an arithmetic number, because the mean of its divisors is an integer number (54568799513271).

Almost surely, 2^{109137599026541} is an apocalyptic number.

It is an amenable number.

109137599026541 is a deficient number, since it is larger than the sum of its proper divisors (1).

109137599026541 is an equidigital number, since it uses as much as digits as its factorization.

109137599026541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18370800, while the sum is 62.

The spelling of 109137599026541 in words is "one hundred nine trillion, one hundred thirty-seven billion, five hundred ninety-nine million, twenty-six thousand, five hundred forty-one".