43496121 has 8 divisors (see below), whose sum is σ = 59409504. Its totient is φ = 28290080.

The previous prime is 43496087. The next prime is 43496129. The reversal of 43496121 is 12169434.

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 43496121 - 2¹⁸ = 43233977 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (43496129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176691 + ... + 176936.

It is an arithmetic number, because the mean of its divisors is an integer number (7426188).

Almost surely, 2^43496121 is an apocalyptic number.

43496121 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

43496121 is a deficient number, since it is larger than the sum of its proper divisors (15913383).

43496121 is a wasteful number, since it uses less digits than its factorization.

43496121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353671.

The product of its digits is 5184, while the sum is 30.

The square root of 43496121 is about 6595.1589063494. The cubic root of 43496121 is about 351.6820287333.

The spelling of 43496121 in words is "forty-three million, four hundred ninety-six thousand, one hundred twenty-one".