545310361 has 2 divisors, whose sum is σ = 545310362. Its totient is φ = 545310360.

The previous prime is 545310331. The next prime is 545310371. The reversal of 545310361 is 163013545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502656400 + 42653961 = 22420^2 + 6531^2 .

It is a cyclic number.

It is not a de Polignac number, because 545310361 - 2²³ = 536921753 is a prime.

It is equal to p_28612126 and since 545310361 and 28612126 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (545310331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272655180 + 272655181.

It is an arithmetic number, because the mean of its divisors is an integer number (272655181).

Almost surely, 2^545310361 is an apocalyptic number.

It is an amenable number.

545310361 is a deficient number, since it is larger than the sum of its proper divisors (1).

545310361 is an equidigital number, since it uses as much as digits as its factorization.

545310361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 545310361 is about 23351.8813160739. The cubic root of 545310361 is about 816.9859410994.

The spelling of 545310361 in words is "five hundred forty-five million, three hundred ten thousand, three hundred sixty-one".