71028119 has 2 divisors, whose sum is σ = 71028120. Its totient is φ = 71028118.

The previous prime is 71028103. The next prime is 71028169. The reversal of 71028119 is 91182017.

It is a weak prime.

It is an emirp because it is prime and its reverse (91182017) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71028119 - 2⁴ = 71028103 is a prime.

It is a super-2 number, since 2×71028119² = 10089987377356322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 71028091 and 71028100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71028169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35514059 + 35514060.

It is an arithmetic number, because the mean of its divisors is an integer number (35514060).

Almost surely, 2^71028119 is an apocalyptic number.

71028119 is a deficient number, since it is larger than the sum of its proper divisors (1).

71028119 is an equidigital number, since it uses as much as digits as its factorization.

71028119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 29.

The square root of 71028119 is about 8427.8181636768. The cubic root of 71028119 is about 414.1364323538.

The spelling of 71028119 in words is "seventy-one million, twenty-eight thousand, one hundred nineteen".