554240641 has 2 divisors, whose sum is σ = 554240642. Its totient is φ = 554240640.

The previous prime is 554240627. The next prime is 554240651. The reversal of 554240641 is 146042455.

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., 286591041 + 267649600 = 16929^2 + 16360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554240641 is a prime.

It is not a weakly prime, because it can be changed into another prime (554240651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277120320 + 277120321.

It is an arithmetic number, because the mean of its divisors is an integer number (277120321).

Almost surely, 2^554240641 is an apocalyptic number.

It is an amenable number.

554240641 is a deficient number, since it is larger than the sum of its proper divisors (1).

554240641 is an equidigital number, since it uses as much as digits as its factorization.

554240641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 554240641 is about 23542.3159650872. The cubic root of 554240641 is about 821.4216074491.

The spelling of 554240641 in words is "five hundred fifty-four million, two hundred forty thousand, six hundred forty-one".