103965390 has 32 divisors (see below), whose sum is σ = 277241760. Its totient is φ = 27724032.

The previous prime is 103965347. The next prime is 103965391. The reversal of 103965390 is 93569301.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103965391) 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 15 ways as a sum of consecutive naturals, for example, 192259 + ... + 192798.

It is an arithmetic number, because the mean of its divisors is an integer number (8663805).

Almost surely, 2^103965390 is an apocalyptic number.

103965390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103965390 is an abundant number, since it is smaller than the sum of its proper divisors (173276370).

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

103965390 is a wasteful number, since it uses less digits than its factorization.

103965390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385073 (or 385067 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 103965390 is about 10196.3419911260. The cubic root of 103965390 is about 470.2147652861.

The spelling of 103965390 in words is "one hundred three million, nine hundred sixty-five thousand, three hundred ninety".