103631004 has 18 divisors (see below), whose sum is σ = 261956240. Its totient is φ = 34543656.

The previous prime is 103630981. The next prime is 103631027. The reversal of 103631004 is 400136301.

It is an interprime number because it is at equal distance from previous prime (103630981) and next prime (103631027).

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-3 number, since 3×103631004³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1439284 + ... + 1439355.

Almost surely, 2^103631004 is an apocalyptic number.

It is an amenable number.

103631004 is an abundant number, since it is smaller than the sum of its proper divisors (158325236).

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

103631004 is a wasteful number, since it uses less digits than its factorization.

103631004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878649 (or 2878644 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 103631004 is about 10179.9314339538. The cubic root of 103631004 is about 469.7101034071.

Adding to 103631004 its reverse (400136301), we get a palindrome (503767305).

The spelling of 103631004 in words is "one hundred three million, six hundred thirty-one thousand, four".