1170552129 has 4 divisors (see below), whose sum is σ = 1560736176. Its totient is φ = 780368084.

The previous prime is 1170552113. The next prime is 1170552137. The reversal of 1170552129 is 9212550711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1170552129 - 2⁴ = 1170552113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1170552129.

It is not an unprimeable number, because it can be changed into a prime (1170552139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195092019 + ... + 195092024.

It is an arithmetic number, because the mean of its divisors is an integer number (390184044).

Almost surely, 2^1170552129 is an apocalyptic number.

It is an amenable number.

1170552129 is a deficient number, since it is larger than the sum of its proper divisors (390184047).

1170552129 is an equidigital number, since it uses as much as digits as its factorization.

1170552129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390184046.

The product of its (nonzero) digits is 6300, while the sum is 33.

The square root of 1170552129 is about 34213.3326204858. The cubic root of 1170552129 is about 1053.8939702171.

The spelling of 1170552129 in words is "one billion, one hundred seventy million, five hundred fifty-two thousand, one hundred twenty-nine".