4100745992261 has 2 divisors, whose sum is σ = 4100745992262. Its totient is φ = 4100745992260.

The previous prime is 4100745992237. The next prime is 4100745992311. The reversal of 4100745992261 is 1622995470014.

It is an a-pointer prime, because the next prime (4100745992311) can be obtained adding 4100745992261 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2854430524036 + 1246315468225 = 1689506^2 + 1116385^2 .

It is a cyclic number.

It is not a de Polignac number, because 4100745992261 - 2⁶ = 4100745992197 is a prime.

It is a super-2 number, since 2×4100745992261² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4100748992261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2050372996130 + 2050372996131.

It is an arithmetic number, because the mean of its divisors is an integer number (2050372996131).

Almost surely, 2^{4100745992261} is an apocalyptic number.

It is an amenable number.

4100745992261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4100745992261 is an equidigital number, since it uses as much as digits as its factorization.

4100745992261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 4100745992261 in words is "four trillion, one hundred billion, seven hundred forty-five million, nine hundred ninety-two thousand, two hundred sixty-one".