1006552903 has 4 divisors (see below), whose sum is σ = 1007012008. Its totient is φ = 1006093800.

The previous prime is 1006552891. The next prime is 1006552913. The reversal of 1006552903 is 3092556001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1006552903 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 (1006552913) 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, 226248 + ... + 230653.

It is an arithmetic number, because the mean of its divisors is an integer number (251753002).

Almost surely, 2^1006552903 is an apocalyptic number.

1006552903 is a deficient number, since it is larger than the sum of its proper divisors (459105).

1006552903 is an equidigital number, since it uses as much as digits as its factorization.

1006552903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459104.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 1006552903 is about 31726.2179120046. The cubic root of 1006552903 is about 1002.1795471231.

The spelling of 1006552903 in words is "one billion, six million, five hundred fifty-two thousand, nine hundred three".