54552403 has 4 divisors (see below), whose sum is σ = 55477080. Its totient is φ = 53627728.

The previous prime is 54552373. The next prime is 54552409. The reversal of 54552403 is 30425545.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30425545 = 5 ⋅6085109.

It is a cyclic number.

It is not a de Polignac number, because 54552403 - 2⁹ = 54551891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54552409) 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, 462250 + ... + 462367.

It is an arithmetic number, because the mean of its divisors is an integer number (13869270).

Almost surely, 2^54552403 is an apocalyptic number.

54552403 is a deficient number, since it is larger than the sum of its proper divisors (924677).

54552403 is an equidigital number, since it uses as much as digits as its factorization.

54552403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924676.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 54552403 is about 7385.9598563762. The cubic root of 54552403 is about 379.2608044701.

Adding to 54552403 its reverse (30425545), we get a palindrome (84977948).

The spelling of 54552403 in words is "fifty-four million, five hundred fifty-two thousand, four hundred three".