71057102 has 8 divisors (see below), whose sum is σ = 106820256. Its totient is φ = 35450352.

The previous prime is 71057099. The next prime is 71057123. The reversal of 71057102 is 20175017.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×71057102² = 10098223489276808, 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 in 3 ways as a sum of consecutive naturals, for example, 37958 + ... + 39785.

It is an arithmetic number, because the mean of its divisors is an integer number (13352532).

Almost surely, 2^71057102 is an apocalyptic number.

71057102 is a deficient number, since it is larger than the sum of its proper divisors (35763154).

71057102 is a wasteful number, since it uses less digits than its factorization.

71057102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78202.

The product of its (nonzero) digits is 490, while the sum is 23.

The square root of 71057102 is about 8429.5374724833. The cubic root of 71057102 is about 414.1927541043.

The spelling of 71057102 in words is "seventy-one million, fifty-seven thousand, one hundred two".