39121011304 has 16 divisors (see below), whose sum is σ = 73757158020. Its totient is φ = 19452435840.

The previous prime is 39121011257. The next prime is 39121011311. The reversal of 39121011304 is 40311012193.

It can be written as a sum of positive squares in 2 ways, for example, as 39073428900 + 47582404 = 197670^2 + 6898^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13507189 + ... + 13510084.

Almost surely, 2^39121011304 is an apocalyptic number.

It is an amenable number.

39121011304 is a deficient number, since it is larger than the sum of its proper divisors (34636146716).

39121011304 is a wasteful number, since it uses less digits than its factorization.

39121011304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27017460 (or 27017456 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 39121011304 its reverse (40311012193), we get a palindrome (79432023497).

The spelling of 39121011304 in words is "thirty-nine billion, one hundred twenty-one million, eleven thousand, three hundred four".