2473121969 has 4 divisors (see below), whose sum is σ = 2473445220. Its totient is φ = 2472798720.

The previous prime is 2473121957. The next prime is 2473121983. The reversal of 2473121969 is 9691213742.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 471454369 + 2001667600 = 21713^2 + 44740^2 .

It is a cyclic number.

It is not a de Polignac number, because 2473121969 - 2¹² = 2473117873 is a prime.

It is a super-3 number, since 3×2473121969³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2473121929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149864 + ... + 165545.

It is an arithmetic number, because the mean of its divisors is an integer number (618361305).

Almost surely, 2^2473121969 is an apocalyptic number.

It is an amenable number.

2473121969 is a deficient number, since it is larger than the sum of its proper divisors (323251).

2473121969 is an equidigital number, since it uses as much as digits as its factorization.

2473121969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323250.

The product of its digits is 163296, while the sum is 44.

The square root of 2473121969 is about 49730.4933516650. The cubic root of 2473121969 is about 1352.3273925070.

The spelling of 2473121969 in words is "two billion, four hundred seventy-three million, one hundred twenty-one thousand, nine hundred sixty-nine".