100143164 has 48 divisors (see below), whose sum is σ = 198223200. Its totient is φ = 43868160.

The previous prime is 100143149. The next prime is 100143179. The reversal of 100143164 is 461341001.

It is an interprime number because it is at equal distance from previous prime (100143149) and next prime (100143179).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222812 + ... + 223260.

It is an arithmetic number, because the mean of its divisors is an integer number (4129650).

Almost surely, 2^100143164 is an apocalyptic number.

It is an amenable number.

100143164 is a deficient number, since it is larger than the sum of its proper divisors (98080036).

100143164 is a wasteful number, since it uses less digits than its factorization.

100143164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 636 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 100143164 is about 10007.1556398409. The cubic root of 100143164 is about 464.3802805491.

Adding to 100143164 its reverse (461341001), we get a palindrome (561484165).

The spelling of 100143164 in words is "one hundred million, one hundred forty-three thousand, one hundred sixty-four".