2003132451 has 8 divisors (see below), whose sum is σ = 2672296704. Its totient is φ = 1334694920.

The previous prime is 2003132447. The next prime is 2003132459. The reversal of 2003132451 is 1542313002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2003132451 - 2² = 2003132447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2003132459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175215 + ... + 186296.

It is an arithmetic number, because the mean of its divisors is an integer number (334037088).

Almost surely, 2^2003132451 is an apocalyptic number.

2003132451 is a deficient number, since it is larger than the sum of its proper divisors (669164253).

2003132451 is a wasteful number, since it uses less digits than its factorization.

2003132451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363361.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2003132451 is about 44756.3677145498. The cubic root of 2003132451 is about 1260.5784802783.

Adding to 2003132451 its reverse (1542313002), we get a palindrome (3545445453).

The spelling of 2003132451 in words is "two billion, three million, one hundred thirty-two thousand, four hundred fifty-one".