71032102 has 4 divisors (see below), whose sum is σ = 106548156. Its totient is φ = 35516050.

The previous prime is 71032079. The next prime is 71032109. The reversal of 71032102 is 20123017.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71032109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17758024 + ... + 17758027.

It is an arithmetic number, because the mean of its divisors is an integer number (26637039).

Almost surely, 2^71032102 is an apocalyptic number.

71032102 is a deficient number, since it is larger than the sum of its proper divisors (35516054).

71032102 is a wasteful number, since it uses less digits than its factorization.

71032102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35516053.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 71032102 is about 8428.0544611434. The cubic root of 71032102 is about 414.1441733002.

Adding to 71032102 its reverse (20123017), we get a palindrome (91155119).

The spelling of 71032102 in words is "seventy-one million, thirty-two thousand, one hundred two".