1534541766761 has 2 divisors, whose sum is σ = 1534541766762. Its totient is φ = 1534541766760.

The previous prime is 1534541766731. The next prime is 1534541766763. The reversal of 1534541766761 is 1676671454351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1534538725225 + 3041536 = 1238765^2 + 1744^2 .

It is a cyclic number.

It is not a de Polignac number, because 1534541766761 - 2¹⁰ = 1534541765737 is a prime.

It is a super-2 number, since 2×1534541766761² (a number of 25 digits) contains 22 as substring.

Together with 1534541766763, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1534541766697 and 1534541766706.

It is not a weakly prime, because it can be changed into another prime (1534541766763) 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, 767270883380 + 767270883381.

It is an arithmetic number, because the mean of its divisors is an integer number (767270883381).

Almost surely, 2^{1534541766761} is an apocalyptic number.

It is an amenable number.

1534541766761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1534541766761 is an equidigital number, since it uses as much as digits as its factorization.

1534541766761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12700800, while the sum is 56.

The spelling of 1534541766761 in words is "one trillion, five hundred thirty-four billion, five hundred forty-one million, seven hundred sixty-six thousand, seven hundred sixty-one".