1168430453 has 2 divisors, whose sum is σ = 1168430454. Its totient is φ = 1168430452.

The previous prime is 1168430447. The next prime is 1168430533. The reversal of 1168430453 is 3540348611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 691532209 + 476898244 = 26297^2 + 21838^2 .

It is a cyclic number.

It is not a de Polignac number, because 1168430453 - 2²⁶ = 1101321589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1168430953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584215226 + 584215227.

It is an arithmetic number, because the mean of its divisors is an integer number (584215227).

Almost surely, 2^1168430453 is an apocalyptic number.

It is an amenable number.

1168430453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168430453 is an equidigital number, since it uses as much as digits as its factorization.

1168430453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1168430453 is about 34182.3119902677. The cubic root of 1168430453 is about 1053.2568424288.

The spelling of 1168430453 in words is "one billion, one hundred sixty-eight million, four hundred thirty thousand, four hundred fifty-three".