103135612 has 6 divisors (see below), whose sum is σ = 180487328. Its totient is φ = 51567804.

The previous prime is 103135609. The next prime is 103135631. The reversal of 103135612 is 216531301.

It is a happy number.

It is a super-2 number, since 2×103135612² = 21273908925229088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12891948 + ... + 12891955.

Almost surely, 2^103135612 is an apocalyptic number.

It is an amenable number.

103135612 is a deficient number, since it is larger than the sum of its proper divisors (77351716).

103135612 is a wasteful number, since it uses less digits than its factorization.

103135612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25783907 (or 25783905 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 103135612 is about 10155.5704911147. The cubic root of 103135612 is about 468.9604487448.

Adding to 103135612 its reverse (216531301), we get a palindrome (319666913).

The spelling of 103135612 in words is "one hundred three million, one hundred thirty-five thousand, six hundred twelve".