97443163 has 16 divisors (see below), whose sum is σ = 102435840. Its totient is φ = 92606976.

The previous prime is 97443139. The next prime is 97443187. The reversal of 97443163 is 36134479.

It is an interprime number because it is at equal distance from previous prime (97443139) and next prime (97443187).

It is a cyclic number.

It is not a de Polignac number, because 97443163 - 2⁵ = 97443131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

Its product of digits (54432) is a multiple of the sum of its prime divisors (486).

It is not an unprimeable number, because it can be changed into a prime (97443263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418095 + ... + 418327.

It is an arithmetic number, because the mean of its divisors is an integer number (6402240).

Almost surely, 2^97443163 is an apocalyptic number.

97443163 is a deficient number, since it is larger than the sum of its proper divisors (4992677).

97443163 is a wasteful number, since it uses less digits than its factorization.

97443163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486.

The product of its digits is 54432, while the sum is 37.

The square root of 97443163 is about 9871.3303561374. The cubic root of 97443163 is about 460.1687518851.

The spelling of 97443163 in words is "ninety-seven million, four hundred forty-three thousand, one hundred sixty-three".