54413551 has 4 divisors (see below), whose sum is σ = 54432400. Its totient is φ = 54394704.

The previous prime is 54413539. The next prime is 54413573. The reversal of 54413551 is 15531445.

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 54413551 - 2¹¹ = 54411503 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 (54413521) 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, 4086 + ... + 11203.

It is an arithmetic number, because the mean of its divisors is an integer number (13608100).

Almost surely, 2^54413551 is an apocalyptic number.

54413551 is a deficient number, since it is larger than the sum of its proper divisors (18849).

54413551 is a wasteful number, since it uses less digits than its factorization.

54413551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18848.

The product of its digits is 6000, while the sum is 28.

The square root of 54413551 is about 7376.5541413318. The cubic root of 54413551 is about 378.9387541052.

Adding to 54413551 its reverse (15531445), we get a palindrome (69944996).

The spelling of 54413551 in words is "fifty-four million, four hundred thirteen thousand, five hundred fifty-one".