545454593 has 2 divisors, whose sum is σ = 545454594. Its totient is φ = 545454592.

The previous prime is 545454563. The next prime is 545454607. The reversal of 545454593 is 395454545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 446392384 + 99062209 = 21128^2 + 9953^2 .

It is a cyclic number.

It is not a de Polignac number, because 545454593 - 2¹⁰ = 545453569 is a prime.

It is not a weakly prime, because it can be changed into another prime (545454563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272727296 + 272727297.

It is an arithmetic number, because the mean of its divisors is an integer number (272727297).

Almost surely, 2^545454593 is an apocalyptic number.

It is an amenable number.

545454593 is a deficient number, since it is larger than the sum of its proper divisors (1).

545454593 is an equidigital number, since it uses as much as digits as its factorization.

545454593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080000, while the sum is 44.

The square root of 545454593 is about 23354.9693427330. The cubic root of 545454593 is about 817.0579643833.

The spelling of 545454593 in words is "five hundred forty-five million, four hundred fifty-four thousand, five hundred ninety-three".