1103147512 has 16 divisors (see below), whose sum is σ = 2107428840. Its totient is φ = 541166496.

The previous prime is 1103147497. The next prime is 1103147533. The reversal of 1103147512 is 2157413011.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1300458 + ... + 1301305.

Almost surely, 2^1103147512 is an apocalyptic number.

It is an amenable number.

1103147512 is a deficient number, since it is larger than the sum of its proper divisors (1004281328).

1103147512 is a wasteful number, since it uses less digits than its factorization.

1103147512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2601822 (or 2601818 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1103147512 is about 33213.6645373557. The cubic root of 1103147512 is about 1033.2637578777.

The spelling of 1103147512 in words is "one billion, one hundred three million, one hundred forty-seven thousand, five hundred twelve".