45434903 has 4 divisors (see below), whose sum is σ = 45503088. Its totient is φ = 45366720.

The previous prime is 45434887. The next prime is 45434941. The reversal of 45434903 is 30943454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30943454 = 2 ⋅15471727.

It is a cyclic number.

It is not a de Polignac number, because 45434903 - 2⁴ = 45434887 is a prime.

It is an alternating number because its digits alternate between even and odd.

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 45434903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45434953) 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, 33083 + ... + 34428.

It is an arithmetic number, because the mean of its divisors is an integer number (11375772).

Almost surely, 2^45434903 is an apocalyptic number.

45434903 is a deficient number, since it is larger than the sum of its proper divisors (68185).

45434903 is an equidigital number, since it uses as much as digits as its factorization.

45434903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68184.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 45434903 is about 6740.5417438067. The cubic root of 45434903 is about 356.8315132627.

The spelling of 45434903 in words is "forty-five million, four hundred thirty-four thousand, nine hundred three".