54646091 has 4 divisors (see below), whose sum is σ = 57022032. Its totient is φ = 52270152.

The previous prime is 54646079. The next prime is 54646099. The reversal of 54646091 is 19064645.

54646091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-54646091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54646099) 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, 1187936 + ... + 1187981.

It is an arithmetic number, because the mean of its divisors is an integer number (14255508).

Almost surely, 2^54646091 is an apocalyptic number.

54646091 is a deficient number, since it is larger than the sum of its proper divisors (2375941).

54646091 is a wasteful number, since it uses less digits than its factorization.

54646091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375940.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 54646091 is about 7392.2994392814. The cubic root of 54646091 is about 379.4777937792.

The spelling of 54646091 in words is "fifty-four million, six hundred forty-six thousand, ninety-one".