103311552 has 56 divisors (see below), whose sum is σ = 277857712. Its totient is φ = 33868800.

The previous prime is 103311547. The next prime is 103311577. The reversal of 103311552 is 255113301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7302 + ... + 16122.

Almost surely, 2^103311552 is an apocalyptic number.

103311552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103311552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138928856).

103311552 is an abundant number, since it is smaller than the sum of its proper divisors (174546160).

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

103311552 is an equidigital number, since it uses as much as digits as its factorization.

103311552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8897 (or 8887 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 103311552 is about 10164.2290411029. The cubic root of 103311552 is about 469.2269652487.

Adding to 103311552 its reverse (255113301), we get a palindrome (358424853).

It can be divided in two parts, 103 and 311552, that added together give a triangular number (311655 = T₇₈₉).

The spelling of 103311552 in words is "one hundred three million, three hundred eleven thousand, five hundred fifty-two".