45143042 has 16 divisors (see below), whose sum is σ = 77682240. Its totient is φ = 19273488.

The previous prime is 45143017. The next prime is 45143057. The reversal of 45143042 is 24034154.

It is a junction number, because it is equal to n+sod(n) for n = 45142999 and 45143017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2228 + ... + 9759.

It is an arithmetic number, because the mean of its divisors is an integer number (4855140).

Almost surely, 2^45143042 is an apocalyptic number.

45143042 is a deficient number, since it is larger than the sum of its proper divisors (32539198).

45143042 is a wasteful number, since it uses less digits than its factorization.

45143042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12265.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 45143042 is about 6718.8571944937. The cubic root of 45143042 is about 356.0658096997.

Adding to 45143042 its reverse (24034154), we get a palindrome (69177196).

The spelling of 45143042 in words is "forty-five million, one hundred forty-three thousand, forty-two".