541320120457 has 2 divisors, whose sum is σ = 541320120458. Its totient is φ = 541320120456.

The previous prime is 541320120403. The next prime is 541320120569. The reversal of 541320120457 is 754021023145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 331895818816 + 209424301641 = 576104^2 + 457629^2 .

It is a cyclic number.

It is not a de Polignac number, because 541320120457 - 2²⁷ = 541185902729 is a prime.

It is not a weakly prime, because it can be changed into another prime (541320130457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270660060228 + 270660060229.

It is an arithmetic number, because the mean of its divisors is an integer number (270660060229).

Almost surely, 2^541320120457 is an apocalyptic number.

It is an amenable number.

541320120457 is a deficient number, since it is larger than the sum of its proper divisors (1).

541320120457 is an equidigital number, since it uses as much as digits as its factorization.

541320120457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 541320120457 in words is "five hundred forty-one billion, three hundred twenty million, one hundred twenty thousand, four hundred fifty-seven".