163042753 has 2 divisors, whose sum is σ = 163042754. Its totient is φ = 163042752.

The previous prime is 163042723. The next prime is 163042771. The reversal of 163042753 is 357240361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124701889 + 38340864 = 11167^2 + 6192^2 .

It is a cyclic number.

It is not a de Polignac number, because 163042753 - 2⁵ = 163042721 is a prime.

It is not a weakly prime, because it can be changed into another prime (163042723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81521376 + 81521377.

It is an arithmetic number, because the mean of its divisors is an integer number (81521377).

Almost surely, 2^163042753 is an apocalyptic number.

It is an amenable number.

163042753 is a deficient number, since it is larger than the sum of its proper divisors (1).

163042753 is an equidigital number, since it uses as much as digits as its factorization.

163042753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 163042753 is about 12768.8195617293. The cubic root of 163042753 is about 546.3033117750.

The spelling of 163042753 in words is "one hundred sixty-three million, forty-two thousand, seven hundred fifty-three".