1168272401 has 2 divisors, whose sum is σ = 1168272402. Its totient is φ = 1168272400.

The previous prime is 1168272397. The next prime is 1168272421. The reversal of 1168272401 is 1042728611.

It is a happy number.

It is a Cunningham number, because it is equal to 34180²+1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1168272400 + 1 = 34180^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 1168272401 - 2² = 1168272397 is a prime.

It is not a weakly prime, because it can be changed into another prime (1168272421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584136200 + 584136201.

It is an arithmetic number, because the mean of its divisors is an integer number (584136201).

Almost surely, 2^1168272401 is an apocalyptic number.

It is an amenable number.

1168272401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168272401 is an equidigital number, since it uses as much as digits as its factorization.

1168272401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 1168272401 is about 34180.0000146284. Note that the first 4 decimals coincide. The cubic root of 1168272401 is about 1053.2093494133.

The spelling of 1168272401 in words is "one billion, one hundred sixty-eight million, two hundred seventy-two thousand, four hundred one".