1170131455 has 4 divisors (see below), whose sum is σ = 1404157752. Its totient is φ = 936105160.

The previous prime is 1170131453. The next prime is 1170131507. The reversal of 1170131455 is 5541310711.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1170131455 - 2¹ = 1170131453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170131453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117013141 + ... + 117013150.

It is an arithmetic number, because the mean of its divisors is an integer number (351039438).

Almost surely, 2^1170131455 is an apocalyptic number.

1170131455 is a deficient number, since it is larger than the sum of its proper divisors (234026297).

1170131455 is an equidigital number, since it uses as much as digits as its factorization.

1170131455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234026296.

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 1170131455 is about 34207.1842600352. The cubic root of 1170131455 is about 1053.7677053256.

The spelling of 1170131455 in words is "one billion, one hundred seventy million, one hundred thirty-one thousand, four hundred fifty-five".