1172722063 has 2 divisors, whose sum is σ = 1172722064. Its totient is φ = 1172722062.

The previous prime is 1172722049. The next prime is 1172722069. The reversal of 1172722063 is 3602272711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1172722063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1172722069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586361031 + 586361032.

It is an arithmetic number, because the mean of its divisors is an integer number (586361032).

Almost surely, 2^1172722063 is an apocalyptic number.

1172722063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1172722063 is an equidigital number, since it uses as much as digits as its factorization.

1172722063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 1172722063 is about 34245.0297561559. The cubic root of 1172722063 is about 1054.5447937726.

Adding to 1172722063 its reverse (3602272711), we get a palindrome (4774994774).

The spelling of 1172722063 in words is "one billion, one hundred seventy-two million, seven hundred twenty-two thousand, sixty-three".