45191653 has 8 divisors (see below), whose sum is σ = 48722688. Its totient is φ = 41668464.

The previous prime is 45191647. The next prime is 45191659. The reversal of 45191653 is 35619154.

45191653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45191647) and next prime (45191659).

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

It is a cyclic number.

It is not a de Polignac number, because 45191653 - 2²¹ = 43094501 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 (45191659) 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 7 ways as a sum of consecutive naturals, for example, 16500 + ... + 19042.

It is an arithmetic number, because the mean of its divisors is an integer number (6090336).

Almost surely, 2^45191653 is an apocalyptic number.

It is an amenable number.

45191653 is a deficient number, since it is larger than the sum of its proper divisors (3531035).

45191653 is a wasteful number, since it uses less digits than its factorization.

45191653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3923.

The product of its digits is 16200, while the sum is 34.

The square root of 45191653 is about 6722.4737262410. The cubic root of 45191653 is about 356.1935702967.

The spelling of 45191653 in words is "forty-five million, one hundred ninety-one thousand, six hundred fifty-three".