1129152581677 has 2 divisors, whose sum is σ = 1129152581678. Its totient is φ = 1129152581676.

The previous prime is 1129152581659. The next prime is 1129152581723. The reversal of 1129152581677 is 7761852519211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1083651852196 + 45500729481 = 1040986^2 + 213309^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1129152581677 is a prime.

It is a super-2 number, since 2×1129152581677² (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 (1129152581077) 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, 564576290838 + 564576290839.

It is an arithmetic number, because the mean of its divisors is an integer number (564576290839).

Almost surely, 2^{1129152581677} is an apocalyptic number.

It is an amenable number.

1129152581677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129152581677 is an equidigital number, since it uses as much as digits as its factorization.

1129152581677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2116800, while the sum is 55.

The spelling of 1129152581677 in words is "one trillion, one hundred twenty-nine billion, one hundred fifty-two million, five hundred eighty-one thousand, six hundred seventy-seven".