1003200551 has 4 divisors (see below), whose sum is σ = 1056000600. Its totient is φ = 950400504.

The previous prime is 1003200521. The next prime is 1003200557. The reversal of 1003200551 is 1550023001.

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 1003200551 - 2²⁶ = 936091687 is a prime.

It is a super-2 number, since 2×1003200551² = 2012822691053407202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003200557) 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, 26399996 + ... + 26400033.

It is an arithmetic number, because the mean of its divisors is an integer number (264000150).

Almost surely, 2^1003200551 is an apocalyptic number.

1003200551 is a deficient number, since it is larger than the sum of its proper divisors (52800049).

1003200551 is an equidigital number, since it uses as much as digits as its factorization.

1003200551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52800048.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1003200551 is about 31673.3413298945. The cubic root of 1003200551 is about 1001.0657141832.

Adding to 1003200551 its reverse (1550023001), we get a palindrome (2553223552).

The spelling of 1003200551 in words is "one billion, three million, two hundred thousand, five hundred fifty-one".