553504451 has 2 divisors, whose sum is σ = 553504452. Its totient is φ = 553504450.

The previous prime is 553504433. The next prime is 553504463. The reversal of 553504451 is 154405355.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553504451 is a prime.

It is a super-2 number, since 2×553504451² = 612734354553622802, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (553504051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276752225 + 276752226.

It is an arithmetic number, because the mean of its divisors is an integer number (276752226).

Almost surely, 2^553504451 is an apocalyptic number.

553504451 is a deficient number, since it is larger than the sum of its proper divisors (1).

553504451 is an equidigital number, since it uses as much as digits as its factorization.

553504451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 553504451 is about 23526.6753069787. The cubic root of 553504451 is about 821.0577520680.

The spelling of 553504451 in words is "five hundred fifty-three million, five hundred four thousand, four hundred fifty-one".