54455951 has 4 divisors (see below), whose sum is σ = 59406504. Its totient is φ = 49505400.

The previous prime is 54455923. The next prime is 54455953. The reversal of 54455951 is 15955445.

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 54455951 - 2⁶ = 54455887 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 (54455953) 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, 2475260 + ... + 2475281.

It is an arithmetic number, because the mean of its divisors is an integer number (14851626).

Almost surely, 2^54455951 is an apocalyptic number.

54455951 is a deficient number, since it is larger than the sum of its proper divisors (4950553).

54455951 is a wasteful number, since it uses less digits than its factorization.

54455951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950552.

The product of its digits is 90000, while the sum is 38.

The square root of 54455951 is about 7379.4275523241. The cubic root of 54455951 is about 379.0371538081.

The spelling of 54455951 in words is "fifty-four million, four hundred fifty-five thousand, nine hundred fifty-one".