1156098131641 has 2 divisors, whose sum is σ = 1156098131642. Its totient is φ = 1156098131640.

The previous prime is 1156098131569. The next prime is 1156098131647. The reversal of 1156098131641 is 1461318906511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1150532971641 + 5565160000 = 1072629^2 + 74600^2 .

It is a cyclic number.

It is not a de Polignac number, because 1156098131641 - 2¹³ = 1156098123449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1156098131591 and 1156098131600.

It is not a weakly prime, because it can be changed into another prime (1156098131647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578049065820 + 578049065821.

It is an arithmetic number, because the mean of its divisors is an integer number (578049065821).

Almost surely, 2^{1156098131641} is an apocalyptic number.

It is an amenable number.

1156098131641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156098131641 is an equidigital number, since it uses as much as digits as its factorization.

1156098131641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 46.

The spelling of 1156098131641 in words is "one trillion, one hundred fifty-six billion, ninety-eight million, one hundred thirty-one thousand, six hundred forty-one".