241481161657 has 2 divisors, whose sum is σ = 241481161658. Its totient is φ = 241481161656.

The previous prime is 241481161619. The next prime is 241481161693. The reversal of 241481161657 is 756161184142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161809889536 + 79671272121 = 402256^2 + 282261^2 .

It is a cyclic number.

It is not a de Polignac number, because 241481161657 - 2¹¹ = 241481159609 is a prime.

It is not a weakly prime, because it can be changed into another prime (241481161157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120740580828 + 120740580829.

It is an arithmetic number, because the mean of its divisors is an integer number (120740580829).

Almost surely, 2^241481161657 is an apocalyptic number.

It is an amenable number.

241481161657 is a deficient number, since it is larger than the sum of its proper divisors (1).

241481161657 is an equidigital number, since it uses as much as digits as its factorization.

241481161657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 46.

The spelling of 241481161657 in words is "two hundred forty-one billion, four hundred eighty-one million, one hundred sixty-one thousand, six hundred fifty-seven".