71141433771 has 8 divisors (see below), whose sum is σ = 95833134544. Its totient is φ = 46938677760.

The previous prime is 71141433751. The next prime is 71141433787. The reversal of 71141433771 is 17733414117.

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

It is not a de Polignac number, because 71141433771 - 2¹⁵ = 71141401003 is a prime.

It is a super-2 number, since 2×71141433771² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71141433751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122235850 + ... + 122236431.

It is an arithmetic number, because the mean of its divisors is an integer number (11979141818).

Almost surely, 2^71141433771 is an apocalyptic number.

71141433771 is a deficient number, since it is larger than the sum of its proper divisors (24691700773).

71141433771 is a wasteful number, since it uses less digits than its factorization.

71141433771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244472381.

The product of its digits is 49392, while the sum is 39.

Adding to 71141433771 its reverse (17733414117), we get a palindrome (88874847888).

The spelling of 71141433771 in words is "seventy-one billion, one hundred forty-one million, four hundred thirty-three thousand, seven hundred seventy-one".