54413533 has 4 divisors (see below), whose sum is σ = 55679008. Its totient is φ = 53148060.

The previous prime is 54413521. The next prime is 54413539. The reversal of 54413533 is 33531445.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54413533 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 (54413539) 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, 632673 + ... + 632758.

It is an arithmetic number, because the mean of its divisors is an integer number (13919752).

Almost surely, 2^54413533 is an apocalyptic number.

It is an amenable number.

54413533 is a deficient number, since it is larger than the sum of its proper divisors (1265475).

54413533 is a wasteful number, since it uses less digits than its factorization.

54413533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265474.

The product of its digits is 10800, while the sum is 28.

The square root of 54413533 is about 7376.5529212499. The cubic root of 54413533 is about 378.9387123209.

Adding to 54413533 its reverse (33531445), we get a palindrome (87944978).

It can be divided in two parts, 54413 and 533, that added together give a triangular number (54946 = T₃₃₁).

The spelling of 54413533 in words is "fifty-four million, four hundred thirteen thousand, five hundred thirty-three".