101432144 has 20 divisors (see below), whose sum is σ = 214391040. Its totient is φ = 46105440.

The previous prime is 101432117. The next prime is 101432147. The reversal of 101432144 is 441234101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101432147) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 287984 + ... + 288335.

It is an arithmetic number, because the mean of its divisors is an integer number (10719552).

Almost surely, 2^101432144 is an apocalyptic number.

It is an amenable number.

101432144 is an abundant number, since it is smaller than the sum of its proper divisors (112958896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101432144 is a wasteful number, since it uses less digits than its factorization.

101432144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576338 (or 576332 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 101432144 is about 10071.3526400380. The cubic root of 101432144 is about 466.3641967403.

Adding to 101432144 its reverse (441234101), we get a palindrome (542666245).

The spelling of 101432144 in words is "one hundred one million, four hundred thirty-two thousand, one hundred forty-four".