107449140841561 has 2 divisors, whose sum is σ = 107449140841562. Its totient is φ = 107449140841560.

The previous prime is 107449140841547. The next prime is 107449140841591. The reversal of 107449140841561 is 165148041944701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99082116000000 + 8367024841561 = 9954000^2 + 2892581^2 .

It is a cyclic number.

It is not a de Polignac number, because 107449140841561 - 2⁵ = 107449140841529 is a prime.

It is a super-2 number, since 2×107449140841561² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107449140841501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53724570420780 + 53724570420781.

It is an arithmetic number, because the mean of its divisors is an integer number (53724570420781).

Almost surely, 2^{107449140841561} is an apocalyptic number.

It is an amenable number.

107449140841561 is a deficient number, since it is larger than the sum of its proper divisors (1).

107449140841561 is an equidigital number, since it uses as much as digits as its factorization.

107449140841561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3870720, while the sum is 55.

The spelling of 107449140841561 in words is "one hundred seven trillion, four hundred forty-nine billion, one hundred forty million, eight hundred forty-one thousand, five hundred sixty-one".