553028803 has 2 divisors, whose sum is σ = 553028804. Its totient is φ = 553028802.

The previous prime is 553028797. The next prime is 553028807. The reversal of 553028803 is 308820355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 553028803 - 2²¹ = 550931651 is a prime.

It is a super-2 number, since 2×553028803² = 611681713895225618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (553028807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276514401 + 276514402.

It is an arithmetic number, because the mean of its divisors is an integer number (276514402).

Almost surely, 2^553028803 is an apocalyptic number.

553028803 is a deficient number, since it is larger than the sum of its proper divisors (1).

553028803 is an equidigital number, since it uses as much as digits as its factorization.

553028803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 553028803 is about 23516.5644387100. The cubic root of 553028803 is about 820.8224956652.

The spelling of 553028803 in words is "five hundred fifty-three million, twenty-eight thousand, eight hundred three".