4901137961281 has 2 divisors, whose sum is σ = 4901137961282. Its totient is φ = 4901137961280.

The previous prime is 4901137961263. The next prime is 4901137961339. The reversal of 4901137961281 is 1821697311094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3744902280625 + 1156235680656 = 1935175^2 + 1075284^2 .

It is a cyclic number.

It is not a de Polignac number, because 4901137961281 - 2⁵ = 4901137961249 is a prime.

It is a super-2 number, since 2×4901137961281² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4901137961201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2450568980640 + 2450568980641.

It is an arithmetic number, because the mean of its divisors is an integer number (2450568980641).

Almost surely, 2^{4901137961281} is an apocalyptic number.

It is an amenable number.

4901137961281 is a deficient number, since it is larger than the sum of its proper divisors (1).

4901137961281 is an equidigital number, since it uses as much as digits as its factorization.

4901137961281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 52.

The spelling of 4901137961281 in words is "four trillion, nine hundred one billion, one hundred thirty-seven million, nine hundred sixty-one thousand, two hundred eighty-one".