54661343 has 8 divisors (see below), whose sum is σ = 60246480. Its totient is φ = 49178880.

The previous prime is 54661331. The next prime is 54661349. The reversal of 54661343 is 34316645.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54661343 - 2²⁴ = 37884127 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 (54661349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24548 + ... + 26681.

It is an arithmetic number, because the mean of its divisors is an integer number (7530810).

Almost surely, 2^54661343 is an apocalyptic number.

54661343 is a deficient number, since it is larger than the sum of its proper divisors (5585137).

54661343 is a wasteful number, since it uses less digits than its factorization.

54661343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51337.

The product of its digits is 25920, while the sum is 32.

The square root of 54661343 is about 7393.3309813642. The cubic root of 54661343 is about 379.5130952181.

Adding to 54661343 its reverse (34316645), we get a palindrome (88977988).

The spelling of 54661343 in words is "fifty-four million, six hundred sixty-one thousand, three hundred forty-three".