43157453 has 8 divisors (see below), whose sum is σ = 45138048. Its totient is φ = 41185584.

The previous prime is 43157449. The next prime is 43157479. The reversal of 43157453 is 35475134.

43157453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43157453 - 2² = 43157449 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 (43157483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9275 + ... + 13127.

It is an arithmetic number, because the mean of its divisors is an integer number (5642256).

Almost surely, 2^43157453 is an apocalyptic number.

It is an amenable number.

43157453 is a deficient number, since it is larger than the sum of its proper divisors (1980595).

43157453 is a wasteful number, since it uses less digits than its factorization.

43157453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363.

The product of its digits is 25200, while the sum is 32.

The square root of 43157453 is about 6569.4332327835. The cubic root of 43157453 is about 350.7668979859.

The spelling of 43157453 in words is "forty-three million, one hundred fifty-seven thousand, four hundred fifty-three".