2172457754041 has 2 divisors, whose sum is σ = 2172457754042. Its totient is φ = 2172457754040.

The previous prime is 2172457753957. The next prime is 2172457754069. The reversal of 2172457754041 is 1404577542712.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2135993942016 + 36463812025 = 1461504^2 + 190955^2 .

It is a cyclic number.

It is not a de Polignac number, because 2172457754041 - 2²³ = 2172449365433 is a prime.

It is not a weakly prime, because it can be changed into another prime (2172457754141) 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, 1086228877020 + 1086228877021.

It is an arithmetic number, because the mean of its divisors is an integer number (1086228877021).

Almost surely, 2^{2172457754041} is an apocalyptic number.

It is an amenable number.

2172457754041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2172457754041 is an equidigital number, since it uses as much as digits as its factorization.

2172457754041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2195200, while the sum is 49.

The spelling of 2172457754041 in words is "two trillion, one hundred seventy-two billion, four hundred fifty-seven million, seven hundred fifty-four thousand, forty-one".