1177353470231 has 4 divisors (see below), whose sum is σ = 1215332614464. Its totient is φ = 1139374326000.

The previous prime is 1177353470213. The next prime is 1177353470317. The reversal of 1177353470231 is 1320743537711.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1177353470231 is a prime.

It is a super-2 number, since 2×1177353470231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1177353479231) 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 3 ways as a sum of consecutive naturals, for example, 18989572070 + ... + 18989572131.

It is an arithmetic number, because the mean of its divisors is an integer number (303833153616).

Almost surely, 2^{1177353470231} is an apocalyptic number.

1177353470231 is a deficient number, since it is larger than the sum of its proper divisors (37979144233).

1177353470231 is an equidigital number, since it uses as much as digits as its factorization.

1177353470231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37979144232.

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 1177353470231 in words is "one trillion, one hundred seventy-seven billion, three hundred fifty-three million, four hundred seventy thousand, two hundred thirty-one".