105369452557 has 2 divisors, whose sum is σ = 105369452558. Its totient is φ = 105369452556.

The previous prime is 105369452497. The next prime is 105369452561. The reversal of 105369452557 is 755254963501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105153627076 + 215825481 = 324274^2 + 14691^2 .

It is a cyclic number.

It is not a de Polignac number, because 105369452557 - 2⁷ = 105369452429 is a prime.

It is a super-2 number, since 2×105369452557² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105369452567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52684726278 + 52684726279.

It is an arithmetic number, because the mean of its divisors is an integer number (52684726279).

Almost surely, 2^105369452557 is an apocalyptic number.

It is an amenable number.

105369452557 is a deficient number, since it is larger than the sum of its proper divisors (1).

105369452557 is an equidigital number, since it uses as much as digits as its factorization.

105369452557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670000, while the sum is 52.

The spelling of 105369452557 in words is "one hundred five billion, three hundred sixty-nine million, four hundred fifty-two thousand, five hundred fifty-seven".