43153253 has 16 divisors (see below), whose sum is σ = 50882496. Its totient is φ = 36080640.

The previous prime is 43153241. The next prime is 43153273. The reversal of 43153253 is 35235134.

It is a cyclic number.

It is not a de Polignac number, because 43153253 - 2¹⁸ = 42891109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43153223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74501 + ... + 75077.

It is an arithmetic number, because the mean of its divisors is an integer number (3180156).

Almost surely, 2^43153253 is an apocalyptic number.

It is an amenable number.

43153253 is a deficient number, since it is larger than the sum of its proper divisors (7729243).

43153253 is a wasteful number, since it uses less digits than its factorization.

43153253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124.

The product of its digits is 5400, while the sum is 26.

The square root of 43153253 is about 6569.1135627267. The cubic root of 43153253 is about 350.7555189643.

Adding to 43153253 its reverse (35235134), we get a palindrome (78388387).

The spelling of 43153253 in words is "forty-three million, one hundred fifty-three thousand, two hundred fifty-three".