100025143 has 2 divisors, whose sum is σ = 100025144. Its totient is φ = 100025142.

The previous prime is 100025141. The next prime is 100025153. The reversal of 100025143 is 341520001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100025143 - 2¹ = 100025141 is a prime.

Together with 100025141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100025141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50012571 + 50012572.

It is an arithmetic number, because the mean of its divisors is an integer number (50012572).

Almost surely, 2^100025143 is an apocalyptic number.

100025143 is a deficient number, since it is larger than the sum of its proper divisors (1).

100025143 is an equidigital number, since it uses as much as digits as its factorization.

100025143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 100025143 is about 10001.2570709886. The cubic root of 100025143 is about 464.1977812574.

Adding to 100025143 its reverse (341520001), we get a palindrome (441545144).

The spelling of 100025143 in words is "one hundred million, twenty-five thousand, one hundred forty-three".