43143045454 has 4 divisors (see below), whose sum is σ = 64714568184. Its totient is φ = 21571522726.

The previous prime is 43143045431. The next prime is 43143045469. The reversal of 43143045454 is 45454034134.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×43143045454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10785761362 + ... + 10785761365.

It is an arithmetic number, because the mean of its divisors is an integer number (16178642046).

Almost surely, 2^43143045454 is an apocalyptic number.

43143045454 is a deficient number, since it is larger than the sum of its proper divisors (21571522730).

43143045454 is a wasteful number, since it uses less digits than its factorization.

43143045454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21571522729.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 43143045454 its reverse (45454034134), we get a palindrome (88597079588).

The spelling of 43143045454 in words is "forty-three billion, one hundred forty-three million, forty-five thousand, four hundred fifty-four".