43153140 has 48 divisors (see below), whose sum is σ = 127939392. Its totient is φ = 10830336.

The previous prime is 43153091. The next prime is 43153153. The reversal of 43153140 is 4135134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20134 + ... + 22173.

It is an arithmetic number, because the mean of its divisors is an integer number (2665404).

Almost surely, 2^43153140 is an apocalyptic number.

It is an amenable number.

43153140 is an abundant number, since it is smaller than the sum of its proper divisors (84786252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43153140 is a wasteful number, since it uses less digits than its factorization.

43153140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42336 (or 42334 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 43153140 is about 6569.1049618650. The cubic root of 43153140 is about 350.7552128043.

Adding to 43153140 its reverse (4135134), we get a palindrome (47288274).

The spelling of 43153140 in words is "forty-three million, one hundred fifty-three thousand, one hundred forty".