2528554403 has 4 divisors (see below), whose sum is σ = 2528756280. Its totient is φ = 2528352528.

The previous prime is 2528554373. The next prime is 2528554417. The reversal of 2528554403 is 3044558252.

It is a happy number.

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 2528554403 - 2¹² = 2528550307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2528554103) 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, 80813 + ... + 107646.

It is an arithmetic number, because the mean of its divisors is an integer number (632189070).

Almost surely, 2^2528554403 is an apocalyptic number.

2528554403 is a deficient number, since it is larger than the sum of its proper divisors (201877).

2528554403 is a wasteful number, since it uses less digits than its factorization.

2528554403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201876.

The product of its (nonzero) digits is 192000, while the sum is 38.

The square root of 2528554403 is about 50284.7332994817. The cubic root of 2528554403 is about 1362.3564975032.

The spelling of 2528554403 in words is "two billion, five hundred twenty-eight million, five hundred fifty-four thousand, four hundred three".