1042001969 has 2 divisors, whose sum is σ = 1042001970. Its totient is φ = 1042001968.

The previous prime is 1042001957. The next prime is 1042002037. The reversal of 1042001969 is 9691002401.

1042001969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1037612944 + 4389025 = 32212^2 + 2095^2 .

It is an emirp because it is prime and its reverse (9691002401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042001969 - 2⁴ = 1042001953 is a prime.

It is a super-2 number, since 2×1042001969² = 2171536206799753922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1042001669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521000984 + 521000985.

It is an arithmetic number, because the mean of its divisors is an integer number (521000985).

Almost surely, 2^1042001969 is an apocalyptic number.

It is an amenable number.

1042001969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042001969 is an equidigital number, since it uses as much as digits as its factorization.

1042001969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 1042001969 is about 32280.0552818610. The cubic root of 1042001969 is about 1013.8090876751.

The spelling of 1042001969 in words is "one billion, forty-two million, one thousand, nine hundred sixty-nine".