553561363 has 2 divisors, whose sum is σ = 553561364. Its totient is φ = 553561362.

The previous prime is 553561343. The next prime is 553561387. The reversal of 553561363 is 363165355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 553561363 - 2⁵ = 553561331 is a prime.

It is not a weakly prime, because it can be changed into another prime (553561313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276780681 + 276780682.

It is an arithmetic number, because the mean of its divisors is an integer number (276780682).

Almost surely, 2^553561363 is an apocalyptic number.

553561363 is a deficient number, since it is larger than the sum of its proper divisors (1).

553561363 is an equidigital number, since it uses as much as digits as its factorization.

553561363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121500, while the sum is 37.

The square root of 553561363 is about 23527.8847965558. The cubic root of 553561363 is about 821.0858918220.

The spelling of 553561363 in words is "five hundred fifty-three million, five hundred sixty-one thousand, three hundred sixty-three".