54603551 has 4 divisors (see below), whose sum is σ = 55020504. Its totient is φ = 54186600.

The previous prime is 54603539. The next prime is 54603559. The reversal of 54603551 is 15530645.

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 54603551 - 2⁶ = 54603487 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 (54603559) 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, 208280 + ... + 208541.

It is an arithmetic number, because the mean of its divisors is an integer number (13755126).

Almost surely, 2^54603551 is an apocalyptic number.

54603551 is a deficient number, since it is larger than the sum of its proper divisors (416953).

54603551 is a wasteful number, since it uses less digits than its factorization.

54603551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416952.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 54603551 is about 7389.4215605824. The cubic root of 54603551 is about 379.3792983164.

The spelling of 54603551 in words is "fifty-four million, six hundred three thousand, five hundred fifty-one".