1170488311 has 2 divisors, whose sum is σ = 1170488312. Its totient is φ = 1170488310.

The previous prime is 1170488309. The next prime is 1170488317. The reversal of 1170488311 is 1138840711.

It is a weak prime.

It is an emirp because it is prime and its reverse (1138840711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1170488311 - 2¹ = 1170488309 is a prime.

Together with 1170488309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1170488317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585244155 + 585244156.

It is an arithmetic number, because the mean of its divisors is an integer number (585244156).

Almost surely, 2^1170488311 is an apocalyptic number.

1170488311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1170488311 is an equidigital number, since it uses as much as digits as its factorization.

1170488311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 1170488311 is about 34212.3999596637. The cubic root of 1170488311 is about 1053.8748172533.

The spelling of 1170488311 in words is "one billion, one hundred seventy million, four hundred eighty-eight thousand, three hundred eleven".