45052403 has 4 divisors (see below), whose sum is σ = 49148088. Its totient is φ = 40956720.

The previous prime is 45052391. The next prime is 45052409. The reversal of 45052403 is 30425054.

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 45052403 - 2⁶ = 45052339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45052409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2047826 + ... + 2047847.

It is an arithmetic number, because the mean of its divisors is an integer number (12287022).

Almost surely, 2^45052403 is an apocalyptic number.

45052403 is a deficient number, since it is larger than the sum of its proper divisors (4095685).

45052403 is a wasteful number, since it uses less digits than its factorization.

45052403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095684.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 45052403 is about 6712.1086850557. The cubic root of 45052403 is about 355.8273449489.

Adding to 45052403 its reverse (30425054), we get a palindrome (75477457).

The spelling of 45052403 in words is "forty-five million, fifty-two thousand, four hundred three".