1481202710261 has 2 divisors, whose sum is σ = 1481202710262. Its totient is φ = 1481202710260.

The previous prime is 1481202710249. The next prime is 1481202710291. The reversal of 1481202710261 is 1620172021841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 934499223025 + 546703487236 = 966695^2 + 739394^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1481202710261 is a prime.

It is a super-2 number, since 2×1481202710261² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481202710291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740601355130 + 740601355131.

It is an arithmetic number, because the mean of its divisors is an integer number (740601355131).

Almost surely, 2^{1481202710261} is an apocalyptic number.

It is an amenable number.

1481202710261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481202710261 is an equidigital number, since it uses as much as digits as its factorization.

1481202710261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 35.

The spelling of 1481202710261 in words is "one trillion, four hundred eighty-one billion, two hundred two million, seven hundred ten thousand, two hundred sixty-one".