71070122 has 4 divisors (see below), whose sum is σ = 106605186. Its totient is φ = 35535060.

The previous prime is 71070091. The next prime is 71070137. The reversal of 71070122 is 22107017.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22107017 = 127 ⋅174071.

It can be written as a sum of positive squares in only one way, i.e., 68046001 + 3024121 = 8249^2 + 1739^2 .

It is a junction number, because it is equal to n+sod(n) for n = 71070094 and 71070103.

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 as a sum of consecutive naturals, namely, 17767529 + ... + 17767532.

Almost surely, 2^71070122 is an apocalyptic number.

71070122 is a deficient number, since it is larger than the sum of its proper divisors (35535064).

71070122 is a wasteful number, since it uses less digits than its factorization.

71070122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35535063.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 71070122 is about 8430.3097214752. The cubic root of 71070122 is about 414.2180504747.

Adding to 71070122 its reverse (22107017), we get a palindrome (93177139).

The spelling of 71070122 in words is "seventy-one million, seventy thousand, one hundred twenty-two".