1170771257121 has 8 divisors (see below), whose sum is σ = 1561039351584. Its totient is φ = 780508667040.

The previous prime is 1170771257119. The next prime is 1170771257129. The reversal of 1170771257121 is 1217521770711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1170771257121 - 2¹ = 1170771257119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1170771257129) 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 in 7 ways as a sum of consecutive naturals, for example, 851196 + ... + 1751021.

It is an arithmetic number, because the mean of its divisors is an integer number (195129918948).

Almost surely, 2^{1170771257121} is an apocalyptic number.

It is an amenable number.

1170771257121 is a deficient number, since it is larger than the sum of its proper divisors (390268094463).

1170771257121 is a wasteful number, since it uses less digits than its factorization.

1170771257121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752191.

The product of its (nonzero) digits is 48020, while the sum is 42.

The spelling of 1170771257121 in words is "one trillion, one hundred seventy billion, seven hundred seventy-one million, two hundred fifty-seven thousand, one hundred twenty-one".