545963837 has 2 divisors, whose sum is σ = 545963838. Its totient is φ = 545963836.

The previous prime is 545963809. The next prime is 545963843. The reversal of 545963837 is 738369545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 526656601 + 19307236 = 22949^2 + 4394^2 .

It is a cyclic number.

It is not a de Polignac number, because 545963837 - 2¹⁸ = 545701693 is a prime.

It is a super-2 number, since 2×545963837² = 596153022623525138, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545963807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272981918 + 272981919.

It is an arithmetic number, because the mean of its divisors is an integer number (272981919).

Almost surely, 2^545963837 is an apocalyptic number.

It is an amenable number.

545963837 is a deficient number, since it is larger than the sum of its proper divisors (1).

545963837 is an equidigital number, since it uses as much as digits as its factorization.

545963837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 50.

The square root of 545963837 is about 23365.8690615179. The cubic root of 545963837 is about 817.3121575229.

It can be divided in two parts, 5459 and 63837, that added together give a palindrome (69296).

The spelling of 545963837 in words is "five hundred forty-five million, nine hundred sixty-three thousand, eight hundred thirty-seven".