103965039 has 20 divisors (see below), whose sum is σ = 157632024. Its totient is φ = 68271984.

The previous prime is 103965031. The next prime is 103965049. The reversal of 103965039 is 930569301.

It is not a de Polignac number, because 103965039 - 2³ = 103965031 is a prime.

It is a super-3 number, since 3×103965039³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103964994 and 103965012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103965031) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4152 + ... + 15005.

Almost surely, 2^103965039 is an apocalyptic number.

103965039 is a deficient number, since it is larger than the sum of its proper divisors (53666985).

103965039 is an equidigital number, since it uses as much as digits as its factorization.

103965039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19236 (or 19227 counting only the distinct ones).

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

The square root of 103965039 is about 10196.3247790564. The cubic root of 103965039 is about 470.2142361178.

The spelling of 103965039 in words is "one hundred three million, nine hundred sixty-five thousand, thirty-nine".