165454125 has 32 divisors (see below), whose sum is σ = 276307200. Its totient is φ = 87924800.

The previous prime is 165454097. The next prime is 165454129. The reversal of 165454125 is 521454561.

165454125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 165454125 - 2¹² = 165450029 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165454129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134011 + ... + 135239.

It is an arithmetic number, because the mean of its divisors is an integer number (8634600).

Almost surely, 2^165454125 is an apocalyptic number.

165454125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

165454125 is a deficient number, since it is larger than the sum of its proper divisors (110853075).

165454125 is a wasteful number, since it uses less digits than its factorization.

165454125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606 (or 1596 counting only the distinct ones).

The product of its digits is 24000, while the sum is 33.

The square root of 165454125 is about 12862.8972241871. The cubic root of 165454125 is about 548.9833837593.

The spelling of 165454125 in words is "one hundred sixty-five million, four hundred fifty-four thousand, one hundred twenty-five".