54353951 has 4 divisors (see below), whose sum is σ = 55165272. Its totient is φ = 53542632.

The previous prime is 54353941. The next prime is 54353953. The reversal of 54353951 is 15935345.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54353951 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 (54353953) 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, 405560 + ... + 405693.

It is an arithmetic number, because the mean of its divisors is an integer number (13791318).

Almost surely, 2^54353951 is an apocalyptic number.

54353951 is a deficient number, since it is larger than the sum of its proper divisors (811321).

54353951 is an equidigital number, since it uses as much as digits as its factorization.

54353951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811320.

The product of its digits is 40500, while the sum is 35.

The square root of 54353951 is about 7372.5132078552. The cubic root of 54353951 is about 378.8003510778.

The spelling of 54353951 in words is "fifty-four million, three hundred fifty-three thousand, nine hundred fifty-one".