71107051 has 2 divisors, whose sum is σ = 71107052. Its totient is φ = 71107050.

The previous prime is 71107021. The next prime is 71107093. The reversal of 71107051 is 15070117.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71107051 - 2⁷ = 71106923 is a prime.

It is not a weakly prime, because it can be changed into another prime (71107021) by changing a digit.

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, 35553525 + 35553526.

It is an arithmetic number, because the mean of its divisors is an integer number (35553526).

Almost surely, 2^71107051 is an apocalyptic number.

71107051 is a deficient number, since it is larger than the sum of its proper divisors (1).

71107051 is an equidigital number, since it uses as much as digits as its factorization.

71107051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 245, while the sum is 22.

The square root of 71107051 is about 8432.4996887044. The cubic root of 71107051 is about 414.2897824922.

Adding to 71107051 its reverse (15070117), we get a palindrome (86177168).

It can be divided in two parts, 7110 and 7051, that added together give a square (14161 = 119²).

The spelling of 71107051 in words is "seventy-one million, one hundred seven thousand, fifty-one".