39148531201 has 4 divisors (see below), whose sum is σ = 42159956692. Its totient is φ = 36137105712.

The previous prime is 39148531189. The next prime is 39148531217. The reversal of 39148531201 is 10213584193.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10213584193 = 15427 ⋅662059.

It can be written as a sum of positive squares in 2 ways, for example, as 13219480576 + 25929050625 = 114976^2 + 161025^2 .

It is a cyclic number.

It is not a de Polignac number, because 39148531201 - 2¹⁷ = 39148400129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39148531241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1505712726 + ... + 1505712751.

It is an arithmetic number, because the mean of its divisors is an integer number (10539989173).

Almost surely, 2^39148531201 is an apocalyptic number.

It is an amenable number.

39148531201 is a deficient number, since it is larger than the sum of its proper divisors (3011425491).

39148531201 is a wasteful number, since it uses less digits than its factorization.

39148531201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011425490.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 39148531201 in words is "thirty-nine billion, one hundred forty-eight million, five hundred thirty-one thousand, two hundred one".