71387300011 has 8 divisors (see below), whose sum is σ = 72548222400. Its totient is φ = 70232809920.

The previous prime is 71387300003. The next prime is 71387300029. The reversal of 71387300011 is 11000378317.

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

It is a cyclic number.

It is not a de Polignac number, because 71387300011 - 2³ = 71387300003 is a prime.

It is a super-2 number, since 2×71387300011² (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 (71387310011) 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, 1585696 + ... + 1630093.

It is an arithmetic number, because the mean of its divisors is an integer number (9068527800).

Almost surely, 2^71387300011 is an apocalyptic number.

71387300011 is a deficient number, since it is larger than the sum of its proper divisors (1160922389).

71387300011 is a wasteful number, since it uses less digits than its factorization.

71387300011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216149.

The product of its (nonzero) digits is 3528, while the sum is 31.

Adding to 71387300011 its reverse (11000378317), we get a palindrome (82387678328).

The spelling of 71387300011 in words is "seventy-one billion, three hundred eighty-seven million, three hundred thousand, eleven".