1043920001 has 2 divisors, whose sum is σ = 1043920002. Its totient is φ = 1043920000.

The previous prime is 1043919973. The next prime is 1043920013. The reversal of 1043920001 is 1000293401.

1043920001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 895445776 + 148474225 = 29924^2 + 12185^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043920001 - 2⁶ = 1043919937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043920091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521960000 + 521960001.

It is an arithmetic number, because the mean of its divisors is an integer number (521960001).

Almost surely, 2^1043920001 is an apocalyptic number.

It is an amenable number.

1043920001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043920001 is an equidigital number, since it uses as much as digits as its factorization.

1043920001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1043920001 is about 32309.7508656443. The cubic root of 1043920001 is about 1014.4307520114.

The spelling of 1043920001 in words is "one billion, forty-three million, nine hundred twenty thousand, one".