545334731 has 2 divisors, whose sum is σ = 545334732. Its totient is φ = 545334730.

The previous prime is 545334703. The next prime is 545334743. The reversal of 545334731 is 137433545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545334731 - 2¹⁰ = 545333707 is a prime.

It is a super-2 number, since 2×545334731² = 594779937669684722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 545334691 and 545334700.

It is not a weakly prime, because it can be changed into another prime (545334781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272667365 + 272667366.

It is an arithmetic number, because the mean of its divisors is an integer number (272667366).

Almost surely, 2^545334731 is an apocalyptic number.

545334731 is a deficient number, since it is larger than the sum of its proper divisors (1).

545334731 is an equidigital number, since it uses as much as digits as its factorization.

545334731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 35.

The square root of 545334731 is about 23352.4031097444. The cubic root of 545334731 is about 816.9981113253.

The spelling of 545334731 in words is "five hundred forty-five million, three hundred thirty-four thousand, seven hundred thirty-one".