3143450445 has 32 divisors (see below), whose sum is σ = 5113729152. Its totient is φ = 1648576512.

The previous prime is 3143450423. The next prime is 3143450449. The reversal of 3143450445 is 5440543413.

It is a happy number.

It is not a de Polignac number, because 3143450445 - 2²⁰ = 3142401869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3143450449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375829 + ... + 384101.

It is an arithmetic number, because the mean of its divisors is an integer number (159804036).

Almost surely, 2^3143450445 is an apocalyptic number.

It is an amenable number.

3143450445 is a deficient number, since it is larger than the sum of its proper divisors (1970278707).

3143450445 is a wasteful number, since it uses less digits than its factorization.

3143450445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8701.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 3143450445 is about 56066.4823669187. The cubic root of 3143450445 is about 1464.8805277901.

Adding to 3143450445 its reverse (5440543413), we get a palindrome (8583993858).

The spelling of 3143450445 in words is "three billion, one hundred forty-three million, four hundred fifty thousand, four hundred forty-five".