545435057 has 2 divisors, whose sum is σ = 545435058. Its totient is φ = 545435056.

The previous prime is 545435003. The next prime is 545435063. The reversal of 545435057 is 750534545.

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., 454499761 + 90935296 = 21319^2 + 9536^2 .

It is a cyclic number.

It is not a de Polignac number, because 545435057 - 2¹⁰ = 545434033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545435057.

It is not a weakly prime, because it can be changed into another prime (545435257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272717528 + 272717529.

It is an arithmetic number, because the mean of its divisors is an integer number (272717529).

Almost surely, 2^545435057 is an apocalyptic number.

It is an amenable number.

545435057 is a deficient number, since it is larger than the sum of its proper divisors (1).

545435057 is an equidigital number, since it uses as much as digits as its factorization.

545435057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210000, while the sum is 38.

The square root of 545435057 is about 23354.5510982335. The cubic root of 545435057 is about 817.0482096850.

The spelling of 545435057 in words is "five hundred forty-five million, four hundred thirty-five thousand, fifty-seven".