1173045134111 has 2 divisors, whose sum is σ = 1173045134112. Its totient is φ = 1173045134110.

The previous prime is 1173045134101. The next prime is 1173045134117. The reversal of 1173045134111 is 1114315403711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1173045134111 - 2¹⁸ = 1173044871967 is a prime.

It is a super-2 number, since 2×1173045134111² (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 (1173045134117) 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, 586522567055 + 586522567056.

It is an arithmetic number, because the mean of its divisors is an integer number (586522567056).

Almost surely, 2^{1173045134111} is an apocalyptic number.

1173045134111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1173045134111 is an equidigital number, since it uses as much as digits as its factorization.

1173045134111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 1173045134111 in words is "one trillion, one hundred seventy-three billion, forty-five million, one hundred thirty-four thousand, one hundred eleven".