2254123409 has 2 divisors, whose sum is σ = 2254123410. Its totient is φ = 2254123408.

The previous prime is 2254123373. The next prime is 2254123433. The reversal of 2254123409 is 9043214522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1201315600 + 1052807809 = 34660^2 + 32447^2 .

It is a cyclic number.

It is not a de Polignac number, because 2254123409 - 2¹⁶ = 2254057873 is a prime.

It is a super-3 number, since 3×2254123409³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2254123309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127061704 + 1127061705.

It is an arithmetic number, because the mean of its divisors is an integer number (1127061705).

Almost surely, 2^2254123409 is an apocalyptic number.

It is an amenable number.

2254123409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2254123409 is an equidigital number, since it uses as much as digits as its factorization.

2254123409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2254123409 is about 47477.6095543994. The cubic root of 2254123409 is about 1311.1706818457.

The spelling of 2254123409 in words is "two billion, two hundred fifty-four million, one hundred twenty-three thousand, four hundred nine".