1178074251241 has 2 divisors, whose sum is σ = 1178074251242. Its totient is φ = 1178074251240.

The previous prime is 1178074251157. The next prime is 1178074251253. The reversal of 1178074251241 is 1421524708711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 680526003600 + 497548247641 = 824940^2 + 705371^2 .

It is a cyclic number.

It is not a de Polignac number, because 1178074251241 - 2¹⁹ = 1178073726953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1178074251041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589037125620 + 589037125621.

It is an arithmetic number, because the mean of its divisors is an integer number (589037125621).

Almost surely, 2^{1178074251241} is an apocalyptic number.

It is an amenable number.

1178074251241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1178074251241 is an equidigital number, since it uses as much as digits as its factorization.

1178074251241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125440, while the sum is 43.

Adding to 1178074251241 its reverse (1421524708711), we get a palindrome (2599598959952).

The spelling of 1178074251241 in words is "one trillion, one hundred seventy-eight billion, seventy-four million, two hundred fifty-one thousand, two hundred forty-one".