7452003 has 16 divisors (see below), whose sum is σ = 10804640. Its totient is φ = 4541184.

The previous prime is 7451993. The next prime is 7452007. The reversal of 7452003 is 3002547.

It is a happy number.

It is not a de Polignac number, because 7452003 - 2⁴ = 7451987 is a prime.

It is a Duffinian number.

7452003 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7452007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3375 + ... + 5127.

It is an arithmetic number, because the mean of its divisors is an integer number (675290).

Almost surely, 2^7452003 is an apocalyptic number.

7452003 is a deficient number, since it is larger than the sum of its proper divisors (3352637).

7452003 is a wasteful number, since it uses less digits than its factorization.

7452003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 7452003 is about 2729.8357093422. The cubic root of 7452003 is about 195.3249283569.

The spelling of 7452003 in words is "seven million, four hundred fifty-two thousand, three".