45702143 has 4 divisors (see below), whose sum is σ = 45827040. Its totient is φ = 45577248.

The previous prime is 45702131. The next prime is 45702149. The reversal of 45702143 is 34120754.

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 45702143 - 2²² = 41507839 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45702149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61898 + ... + 62631.

It is an arithmetic number, because the mean of its divisors is an integer number (11456760).

Almost surely, 2^45702143 is an apocalyptic number.

45702143 is a deficient number, since it is larger than the sum of its proper divisors (124897).

45702143 is a wasteful number, since it uses less digits than its factorization.

45702143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124896.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 45702143 is about 6760.3360123591. The cubic root of 45702143 is about 357.5297525241.

Adding to 45702143 its reverse (34120754), we get a palindrome (79822897).

The spelling of 45702143 in words is "forty-five million, seven hundred two thousand, one hundred forty-three".