1177081012 has 6 divisors (see below), whose sum is σ = 2059891778. Its totient is φ = 588540504.

The previous prime is 1177081007. The next prime is 1177081021. The reversal of 1177081012 is 2101807711.

It can be written as a sum of positive squares in only one way, i.e., 996286096 + 180794916 = 31564^2 + 13446^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 147135123 + ... + 147135130.

Almost surely, 2^1177081012 is an apocalyptic number.

It is an amenable number.

1177081012 is a deficient number, since it is larger than the sum of its proper divisors (882810766).

1177081012 is a wasteful number, since it uses less digits than its factorization.

1177081012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294270257 (or 294270255 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 28.

The square root of 1177081012 is about 34308.6142535661. The cubic root of 1177081012 is about 1055.8497416392.

Adding to 1177081012 its reverse (2101807711), we get a palindrome (3278888723).

The spelling of 1177081012 in words is "one billion, one hundred seventy-seven million, eighty-one thousand, twelve".