54503453 has 4 divisors (see below), whose sum is σ = 54668448. Its totient is φ = 54338460.

The previous prime is 54503417. The next prime is 54503459. The reversal of 54503453 is 35430545.

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, and also an emirpimes, since its reverse is a distinct semiprime: 35430545 = 5 ⋅7086109.

It is a cyclic number.

It is not a de Polignac number, because 54503453 - 2¹⁰ = 54502429 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 (54503459) 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, 82001 + ... + 82662.

It is an arithmetic number, because the mean of its divisors is an integer number (13667112).

Almost surely, 2^54503453 is an apocalyptic number.

It is an amenable number.

54503453 is a deficient number, since it is larger than the sum of its proper divisors (164995).

54503453 is a wasteful number, since it uses less digits than its factorization.

54503453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164994.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 54503453 is about 7382.6453930823. The cubic root of 54503453 is about 379.1473333190.

Adding to 54503453 its reverse (35430545), we get a palindrome (89933998).

The spelling of 54503453 in words is "fifty-four million, five hundred three thousand, four hundred fifty-three".