553261441 has 2 divisors, whose sum is σ = 553261442. Its totient is φ = 553261440.

The previous prime is 553261417. The next prime is 553261451. The reversal of 553261441 is 144162355.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 477641025 + 75620416 = 21855^2 + 8696^2 .

It is a cyclic number.

It is not a de Polignac number, because 553261441 - 2⁵ = 553261409 is a prime.

It is not a weakly prime, because it can be changed into another prime (553261451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276630720 + 276630721.

It is an arithmetic number, because the mean of its divisors is an integer number (276630721).

Almost surely, 2^553261441 is an apocalyptic number.

It is an amenable number.

553261441 is a deficient number, since it is larger than the sum of its proper divisors (1).

553261441 is an equidigital number, since it uses as much as digits as its factorization.

553261441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 553261441 is about 23521.5101768573. The cubic root of 553261441 is about 820.9375757075.

The spelling of 553261441 in words is "five hundred fifty-three million, two hundred sixty-one thousand, four hundred forty-one".