555948457 has 2 divisors, whose sum is σ = 555948458. Its totient is φ = 555948456.

The previous prime is 555948443. The next prime is 555948529. The reversal of 555948457 is 754849555.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443355136 + 112593321 = 21056^2 + 10611^2 .

It is a cyclic number.

It is not a de Polignac number, because 555948457 - 2²³ = 547559849 is a prime.

It is not a weakly prime, because it can be changed into another prime (555948257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277974228 + 277974229.

It is an arithmetic number, because the mean of its divisors is an integer number (277974229).

Almost surely, 2^555948457 is an apocalyptic number.

It is an amenable number.

555948457 is a deficient number, since it is larger than the sum of its proper divisors (1).

555948457 is an equidigital number, since it uses as much as digits as its factorization.

555948457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040000, while the sum is 52.

The square root of 555948457 is about 23578.5592647218. The cubic root of 555948457 is about 822.2644414331.

The spelling of 555948457 in words is "five hundred fifty-five million, nine hundred forty-eight thousand, four hundred fifty-seven".