4247331485161 has 2 divisors, whose sum is σ = 4247331485162. Its totient is φ = 4247331485160.

The previous prime is 4247331485093. The next prime is 4247331485167. The reversal of 4247331485161 is 1615841337424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4103723835225 + 143607649936 = 2025765^2 + 378956^2 .

It is a cyclic number.

It is not a de Polignac number, because 4247331485161 - 2⁴¹ = 2048308229609 is a prime.

It is not a weakly prime, because it can be changed into another prime (4247331485167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2123665742580 + 2123665742581.

It is an arithmetic number, because the mean of its divisors is an integer number (2123665742581).

Almost surely, 2^{4247331485161} is an apocalyptic number.

It is an amenable number.

4247331485161 is a deficient number, since it is larger than the sum of its proper divisors (1).

4247331485161 is an equidigital number, since it uses as much as digits as its factorization.

4247331485161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 49.

The spelling of 4247331485161 in words is "four trillion, two hundred forty-seven billion, three hundred thirty-one million, four hundred eighty-five thousand, one hundred sixty-one".