45197503 has 8 divisors (see below), whose sum is σ = 49710528. Its totient is φ = 40832544.

The previous prime is 45197483. The next prime is 45197519. The reversal of 45197503 is 30579154.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45197503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45197303) 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, 36376 + ... + 37597.

It is an arithmetic number, because the mean of its divisors is an integer number (6213816).

Almost surely, 2^45197503 is an apocalyptic number.

45197503 is a deficient number, since it is larger than the sum of its proper divisors (4513025).

45197503 is a wasteful number, since it uses less digits than its factorization.

45197503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74033.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 45197503 is about 6722.9088198487. The cubic root of 45197503 is about 356.2089392298.

The spelling of 45197503 in words is "forty-five million, one hundred ninety-seven thousand, five hundred three".