9469021439 has 2 divisors, whose sum is σ = 9469021440. Its totient is φ = 9469021438.

The previous prime is 9469021423. The next prime is 9469021453. The reversal of 9469021439 is 9341209649.

It is a strong prime.

It is an emirp because it is prime and its reverse (9341209649) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9469021439 - 2⁴ = 9469021423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9469021393 and 9469021402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9469021489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4734510719 + 4734510720.

It is an arithmetic number, because the mean of its divisors is an integer number (4734510720).

Almost surely, 2^9469021439 is an apocalyptic number.

9469021439 is a deficient number, since it is larger than the sum of its proper divisors (1).

9469021439 is an equidigital number, since it uses as much as digits as its factorization.

9469021439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 9469021439 is about 97308.8970187207. The cubic root of 9469021439 is about 2115.6071849387.

The spelling of 9469021439 in words is "nine billion, four hundred sixty-nine million, twenty-one thousand, four hundred thirty-nine".