103447071 has 64 divisors (see below), whose sum is σ = 191600640. Its totient is φ = 53706240.

The previous prime is 103447063. The next prime is 103447109. The reversal of 103447071 is 170744301.

It is not a de Polignac number, because 103447071 - 2³ = 103447063 is a prime.

It is a super-3 number, since 3×103447071³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103447021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 174151 + ... + 174743.

It is an arithmetic number, because the mean of its divisors is an integer number (2993760).

Almost surely, 2^103447071 is an apocalyptic number.

103447071 is a deficient number, since it is larger than the sum of its proper divisors (88153569).

103447071 is a wasteful number, since it uses less digits than its factorization.

103447071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 103447071 is about 10170.8933235975. The cubic root of 103447071 is about 469.4320452026.

The spelling of 103447071 in words is "one hundred three million, four hundred forty-seven thousand, seventy-one".