16125455 has 4 divisors (see below), whose sum is σ = 19350552. Its totient is φ = 12900360.

The previous prime is 16125443. The next prime is 16125457. The reversal of 16125455 is 55452161.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16125455 - 2⁶ = 16125391 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 (16125457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1612541 + ... + 1612550.

It is an arithmetic number, because the mean of its divisors is an integer number (4837638).

Almost surely, 2^16125455 is an apocalyptic number.

16125455 is a deficient number, since it is larger than the sum of its proper divisors (3225097).

16125455 is an equidigital number, since it uses as much as digits as its factorization.

16125455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3225096.

The product of its digits is 6000, while the sum is 29.

The square root of 16125455 is about 4015.6512547780. The cubic root of 16125455 is about 252.6410935782.

The spelling of 16125455 in words is "sixteen million, one hundred twenty-five thousand, four hundred fifty-five".