1469140625 has 18 divisors (see below), whose sum is σ = 1836913122. Its totient is φ = 1175000000.

The previous prime is 1469140613. The next prime is 1469140627. The reversal of 1469140625 is 5260419641.

It can be written as a sum of positive squares in 9 ways, for example, as 445716544 + 1023424081 = 21112^2 + 31991^2 .

It is not a de Polignac number, because 1469140625 - 2¹⁰ = 1469139601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1469140627) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 388745 + ... + 392505.

It is an arithmetic number, because the mean of its divisors is an integer number (102050729).

Almost surely, 2^1469140625 is an apocalyptic number.

It is an amenable number.

1469140625 is a deficient number, since it is larger than the sum of its proper divisors (367772497).

1469140625 is an frugal number, since it uses more digits than its factorization.

1469140625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3801 (or 3766 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 1469140625 is about 38329.3702661549. The cubic root of 1469140625 is about 1136.8097490849.

The spelling of 1469140625 in words is "one billion, four hundred sixty-nine million, one hundred forty thousand, six hundred twenty-five".