545432053 has 2 divisors, whose sum is σ = 545432054. Its totient is φ = 545432052.

The previous prime is 545432047. The next prime is 545432101. The reversal of 545432053 is 350234545.

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., 466257649 + 79174404 = 21593^2 + 8898^2 .

It is a cyclic number.

It is not a de Polignac number, because 545432053 - 2¹⁷ = 545300981 is a prime.

It is a super-2 number, since 2×545432053² = 594992248879589618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545432453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272716026 + 272716027.

It is an arithmetic number, because the mean of its divisors is an integer number (272716027).

Almost surely, 2^545432053 is an apocalyptic number.

It is an amenable number.

545432053 is a deficient number, since it is larger than the sum of its proper divisors (1).

545432053 is an equidigital number, since it uses as much as digits as its factorization.

545432053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 545432053 is about 23354.4867851983. The cubic root of 545432053 is about 817.0467097097.

Adding to 545432053 its reverse (350234545), we get a palindrome (895666598).

The spelling of 545432053 in words is "five hundred forty-five million, four hundred thirty-two thousand, fifty-three".