6121530051 has 128 divisors (see below), whose sum is σ = 11119804416. Its totient is φ = 2904145920.

The previous prime is 6121530049. The next prime is 6121530071. The reversal of 6121530051 is 1500351216.

It is not a de Polignac number, because 6121530051 - 2¹ = 6121530049 is a prime.

It is a super-3 number, since 3×6121530051³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (6121530001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10084590 + ... + 10085196.

It is an arithmetic number, because the mean of its divisors is an integer number (86873472).

Almost surely, 2^6121530051 is an apocalyptic number.

6121530051 is a deficient number, since it is larger than the sum of its proper divisors (4998274365).

6121530051 is a wasteful number, since it uses less digits than its factorization.

6121530051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 6121530051 is about 78240.2073808601. The cubic root of 6121530051 is about 1829.3072767048.

Adding to 6121530051 its reverse (1500351216), we get a palindrome (7621881267).

The spelling of 6121530051 in words is "six billion, one hundred twenty-one million, five hundred thirty thousand, fifty-one".