553051409 has 2 divisors, whose sum is σ = 553051410. Its totient is φ = 553051408.

The previous prime is 553051403. The next prime is 553051441. The reversal of 553051409 is 904150355.

It is an a-pointer prime, because the next prime (553051441) can be obtained adding 553051409 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 446899600 + 106151809 = 21140^2 + 10303^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553051409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (553051403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276525704 + 276525705.

It is an arithmetic number, because the mean of its divisors is an integer number (276525705).

Almost surely, 2^553051409 is an apocalyptic number.

It is an amenable number.

553051409 is a deficient number, since it is larger than the sum of its proper divisors (1).

553051409 is an equidigital number, since it uses as much as digits as its factorization.

553051409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 553051409 is about 23517.0450737332. The cubic root of 553051409 is about 820.8336796881.

The spelling of 553051409 in words is "five hundred fifty-three million, fifty-one thousand, four hundred nine".