103623144 has 16 divisors (see below), whose sum is σ = 259057920. Its totient is φ = 34541040.

The previous prime is 103623127. The next prime is 103623161. The reversal of 103623144 is 441326301.

It is an interprime number because it is at equal distance from previous prime (103623127) and next prime (103623161).

It is a super-3 number, since 3×103623144³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 4317631 = 103623144 / (1 + 0 + 3 + 6 + 2 + 3 + 1 + 4 + 4).

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 in 3 ways as a sum of consecutive naturals, for example, 2158792 + ... + 2158839.

It is an arithmetic number, because the mean of its divisors is an integer number (16191120).

Almost surely, 2^103623144 is an apocalyptic number.

It is an amenable number.

103623144 is an abundant number, since it is smaller than the sum of its proper divisors (155434776).

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

103623144 is a wasteful number, since it uses less digits than its factorization.

103623144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317640 (or 4317636 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 103623144 is about 10179.5453729526. The cubic root of 103623144 is about 469.6982278917.

Adding to 103623144 its reverse (441326301), we get a palindrome (544949445).

The spelling of 103623144 in words is "one hundred three million, six hundred twenty-three thousand, one hundred forty-four".