2009972467 has 2 divisors, whose sum is σ = 2009972468. Its totient is φ = 2009972466.

The previous prime is 2009972413. The next prime is 2009972473. The reversal of 2009972467 is 7642799002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2009972467 - 2¹¹ = 2009970419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2009952467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004986233 + 1004986234.

It is an arithmetic number, because the mean of its divisors is an integer number (1004986234).

Almost surely, 2^2009972467 is an apocalyptic number.

2009972467 is a deficient number, since it is larger than the sum of its proper divisors (1).

2009972467 is an equidigital number, since it uses as much as digits as its factorization.

2009972467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 2009972467 is about 44832.7164802670. The cubic root of 2009972467 is about 1262.0116658179.

The spelling of 2009972467 in words is "two billion, nine million, nine hundred seventy-two thousand, four hundred sixty-seven".