103345140 has 24 divisors (see below), whose sum is σ = 289366560. Its totient is φ = 27558688.

The previous prime is 103345129. The next prime is 103345147. The reversal of 103345140 is 41543301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103345147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861150 + ... + 861269.

It is an arithmetic number, because the mean of its divisors is an integer number (12056940).

Almost surely, 2^103345140 is an apocalyptic number.

103345140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103345140 is an abundant number, since it is smaller than the sum of its proper divisors (186021420).

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

103345140 is a wasteful number, since it uses less digits than its factorization.

103345140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722431 (or 1722429 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 103345140 is about 10165.8811718414. The cubic root of 103345140 is about 469.2778104425.

Adding to 103345140 its reverse (41543301), we get a palindrome (144888441).

The spelling of 103345140 in words is "one hundred three million, three hundred forty-five thousand, one hundred forty".