54401345 has 4 divisors (see below), whose sum is σ = 65281620. Its totient is φ = 43521072.

The previous prime is 54401317. The next prime is 54401357. The reversal of 54401345 is 54310445.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40233649 + 14167696 = 6343^2 + 3764^2 .

It is a cyclic number.

It is not a de Polignac number, because 54401345 - 2¹⁰ = 54400321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5440130 + ... + 5440139.

It is an arithmetic number, because the mean of its divisors is an integer number (16320405).

Almost surely, 2^54401345 is an apocalyptic number.

It is an amenable number.

54401345 is a deficient number, since it is larger than the sum of its proper divisors (10880275).

54401345 is a wasteful number, since it uses less digits than its factorization.

54401345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10880274.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 54401345 is about 7375.7267438538. The cubic root of 54401345 is about 378.9104175834.

The spelling of 54401345 in words is "fifty-four million, four hundred one thousand, three hundred forty-five".