34131125551 has 4 divisors (see below), whose sum is σ = 35927500600. Its totient is φ = 32334750504.

The previous prime is 34131125549. The next prime is 34131125591. The reversal of 34131125551 is 15552113143.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34131125551 - 2¹ = 34131125549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34131125531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898187496 + ... + 898187533.

It is an arithmetic number, because the mean of its divisors is an integer number (8981875150).

Almost surely, 2^34131125551 is an apocalyptic number.

34131125551 is a deficient number, since it is larger than the sum of its proper divisors (1796375049).

34131125551 is a wasteful number, since it uses less digits than its factorization.

34131125551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796375048.

The product of its digits is 9000, while the sum is 31.

Adding to 34131125551 its reverse (15552113143), we get a palindrome (49683238694).

The spelling of 34131125551 in words is "thirty-four billion, one hundred thirty-one million, one hundred twenty-five thousand, five hundred fifty-one".