102601144 has 8 divisors (see below), whose sum is σ = 192377160. Its totient is φ = 51300568.

The previous prime is 102601133. The next prime is 102601151. The reversal of 102601144 is 441106201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6412564 + ... + 6412579.

It is an arithmetic number, because the mean of its divisors is an integer number (24047145).

Almost surely, 2^102601144 is an apocalyptic number.

It is an amenable number.

102601144 is a deficient number, since it is larger than the sum of its proper divisors (89776016).

102601144 is a wasteful number, since it uses less digits than its factorization.

102601144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12825149 (or 12825145 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 102601144 is about 10129.2222801161. Note that the first 4 decimals coincide. The cubic root of 102601144 is about 468.1489651683.

Adding to 102601144 its reverse (441106201), we get a palindrome (543707345).

The spelling of 102601144 in words is "one hundred two million, six hundred one thousand, one hundred forty-four".