6121331465 has 8 divisors (see below), whose sum is σ = 7501887360. Its totient is φ = 4792872112.

The previous prime is 6121331449. The next prime is 6121331473. The reversal of 6121331465 is 5641331216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6121331465 - 2⁴ = 6121331449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13023875 + ... + 13024344.

It is an arithmetic number, because the mean of its divisors is an integer number (937735920).

Almost surely, 2^6121331465 is an apocalyptic number.

It is an amenable number.

6121331465 is a deficient number, since it is larger than the sum of its proper divisors (1380555895).

6121331465 is a wasteful number, since it uses less digits than its factorization.

6121331465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26048271.

The product of its digits is 12960, while the sum is 32.

The square root of 6121331465 is about 78238.9382916205. The cubic root of 6121331465 is about 1829.2874952264.

The spelling of 6121331465 in words is "six billion, one hundred twenty-one million, three hundred thirty-one thousand, four hundred sixty-five".