163753797 has 4 divisors (see below), whose sum is σ = 218338400. Its totient is φ = 109169196.

The previous prime is 163753753. The next prime is 163753801. The reversal of 163753797 is 797357361.

163753797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 163753797 - 2¹⁵ = 163721029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163753727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27292297 + ... + 27292302.

It is an arithmetic number, because the mean of its divisors is an integer number (54584600).

Almost surely, 2^163753797 is an apocalyptic number.

It is an amenable number.

163753797 is a deficient number, since it is larger than the sum of its proper divisors (54584603).

163753797 is an equidigital number, since it uses as much as digits as its factorization.

163753797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54584602.

The product of its digits is 833490, while the sum is 48.

The square root of 163753797 is about 12796.6322522764. The cubic root of 163753797 is about 547.0963192672.

The spelling of 163753797 in words is "one hundred sixty-three million, seven hundred fifty-three thousand, seven hundred ninety-seven".