45940003 has 4 divisors (see below), whose sum is σ = 45953728. Its totient is φ = 45926280.

The previous prime is 45939991. The next prime is 45940019. The reversal of 45940003 is 30004954.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45940003 is a prime.

It is a super-2 number, since 2×45940003² = 4220967751280018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45940003.

It is not an unprimeable number, because it can be changed into a prime (45940093) 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, 1825 + ... + 9757.

It is an arithmetic number, because the mean of its divisors is an integer number (11488432).

Almost surely, 2^45940003 is an apocalyptic number.

45940003 is a deficient number, since it is larger than the sum of its proper divisors (13725).

45940003 is an equidigital number, since it uses as much as digits as its factorization.

45940003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13724.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 45940003 is about 6777.9055024395. The cubic root of 45940003 is about 358.1489424260.

Adding to 45940003 its reverse (30004954), we get a palindrome (75944957).

The spelling of 45940003 in words is "forty-five million, nine hundred forty thousand, three".