16121053347 has 8 divisors (see below), whose sum is σ = 24565414656. Its totient is φ = 9212030472.

The previous prime is 16121053321. The next prime is 16121053363. The reversal of 16121053347 is 74335012161.

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

It is not a de Polignac number, because 16121053347 - 2⁶ = 16121053283 is a prime.

It is a super-2 number, since 2×16121053347² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16121053307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383834583 + ... + 383834624.

It is an arithmetic number, because the mean of its divisors is an integer number (3070676832).

Almost surely, 2^16121053347 is an apocalyptic number.

16121053347 is a deficient number, since it is larger than the sum of its proper divisors (8444361309).

16121053347 is an equidigital number, since it uses as much as digits as its factorization.

16121053347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767669217.

The product of its (nonzero) digits is 15120, while the sum is 33.

The spelling of 16121053347 in words is "sixteen billion, one hundred twenty-one million, fifty-three thousand, three hundred forty-seven".