43370969 has 2 divisors, whose sum is σ = 43370970. Its totient is φ = 43370968.

The previous prime is 43370963. The next prime is 43371017. The reversal of 43370969 is 96907334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31225744 + 12145225 = 5588^2 + 3485^2 .

It is a cyclic number.

It is not a de Polignac number, because 43370969 - 2¹⁶ = 43305433 is a prime.

It is a super-2 number, since 2×43370969² = 3762081903997922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43370963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21685484 + 21685485.

It is an arithmetic number, because the mean of its divisors is an integer number (21685485).

Almost surely, 2^43370969 is an apocalyptic number.

It is an amenable number.

43370969 is a deficient number, since it is larger than the sum of its proper divisors (1).

43370969 is an equidigital number, since it uses as much as digits as its factorization.

43370969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 43370969 is about 6585.6638997143. The cubic root of 43370969 is about 351.3444048287.

The spelling of 43370969 in words is "forty-three million, three hundred seventy thousand, nine hundred sixty-nine".