1179645956 has 6 divisors (see below), whose sum is σ = 2064380430. Its totient is φ = 589822976.

The previous prime is 1179645953. The next prime is 1179645959. The reversal of 1179645956 is 6595469711.

It is an interprime number because it is at equal distance from previous prime (1179645953) and next prime (1179645959).

It can be written as a sum of positive squares in only one way, i.e., 678602500 + 501043456 = 26050^2 + 22384^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1179645898 and 1179645907.

It is not an unprimeable number, because it can be changed into a prime (1179645953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 147455741 + ... + 147455748.

It is an arithmetic number, because the mean of its divisors is an integer number (344063405).

Almost surely, 2^1179645956 is an apocalyptic number.

It is an amenable number.

1179645956 is a deficient number, since it is larger than the sum of its proper divisors (884734474).

1179645956 is a wasteful number, since it uses less digits than its factorization.

1179645956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294911493 (or 294911491 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 53.

The square root of 1179645956 is about 34345.9743783751. The cubic root of 1179645956 is about 1056.6161093722.

The spelling of 1179645956 in words is "one billion, one hundred seventy-nine million, six hundred forty-five thousand, nine hundred fifty-six".