545614331 has 2 divisors, whose sum is σ = 545614332. Its totient is φ = 545614330.

The previous prime is 545614319. The next prime is 545614343. The reversal of 545614331 is 133416545.

545614331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (545614319) and next prime (545614343).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545614331 is a prime.

It is a super-2 number, since 2×545614331² = 595389996385155122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (545611331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272807165 + 272807166.

It is an arithmetic number, because the mean of its divisors is an integer number (272807166).

Almost surely, 2^545614331 is an apocalyptic number.

545614331 is a deficient number, since it is larger than the sum of its proper divisors (1).

545614331 is an equidigital number, since it uses as much as digits as its factorization.

545614331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 32.

The square root of 545614331 is about 23358.3888785164. The cubic root of 545614331 is about 817.1377158837.

The spelling of 545614331 in words is "five hundred forty-five million, six hundred fourteen thousand, three hundred thirty-one".