34051131215 has 4 divisors (see below), whose sum is σ = 40861357464. Its totient is φ = 27240904968.

The previous prime is 34051131199. The next prime is 34051131217. The reversal of 34051131215 is 51213115043.

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 34051131215 - 2⁴ = 34051131199 is a prime.

It is a super-2 number, since 2×34051131215² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34051131217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3405113117 + ... + 3405113126.

It is an arithmetic number, because the mean of its divisors is an integer number (10215339366).

Almost surely, 2^34051131215 is an apocalyptic number.

34051131215 is a deficient number, since it is larger than the sum of its proper divisors (6810226249).

34051131215 is an equidigital number, since it uses as much as digits as its factorization.

34051131215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6810226248.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 34051131215 its reverse (51213115043), we get a palindrome (85264246258).

The spelling of 34051131215 in words is "thirty-four billion, fifty-one million, one hundred thirty-one thousand, two hundred fifteen".