1179314202721 has 2 divisors, whose sum is σ = 1179314202722. Its totient is φ = 1179314202720.

The previous prime is 1179314202707. The next prime is 1179314202733. The reversal of 1179314202721 is 1272024139711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 902948455696 + 276365747025 = 950236^2 + 525705^2 .

It is a cyclic number.

It is not a de Polignac number, because 1179314202721 - 2¹⁵ = 1179314169953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1179314202791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589657101360 + 589657101361.

It is an arithmetic number, because the mean of its divisors is an integer number (589657101361).

Almost surely, 2^{1179314202721} is an apocalyptic number.

It is an amenable number.

1179314202721 is a deficient number, since it is larger than the sum of its proper divisors (1).

1179314202721 is an equidigital number, since it uses as much as digits as its factorization.

1179314202721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 1179314202721 in words is "one trillion, one hundred seventy-nine billion, three hundred fourteen million, two hundred two thousand, seven hundred twenty-one".