16125113671 has 4 divisors (see below), whose sum is σ = 16560927592. Its totient is φ = 15689299752.

The previous prime is 16125113663. The next prime is 16125113699. The reversal of 16125113671 is 17631152161.

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 16125113671 - 2³ = 16125113663 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 (16125113621) 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, 217906905 + ... + 217906978.

It is an arithmetic number, because the mean of its divisors is an integer number (4140231898).

Almost surely, 2^16125113671 is an apocalyptic number.

16125113671 is a deficient number, since it is larger than the sum of its proper divisors (435813921).

16125113671 is an equidigital number, since it uses as much as digits as its factorization.

16125113671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435813920.

The product of its digits is 7560, while the sum is 34.

The spelling of 16125113671 in words is "sixteen billion, one hundred twenty-five million, one hundred thirteen thousand, six hundred seventy-one".