545374387 has 2 divisors, whose sum is σ = 545374388. Its totient is φ = 545374386.

The previous prime is 545374381. The next prime is 545374393. The reversal of 545374387 is 783473545.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (545374381) and next prime (545374393).

It is a cyclic number.

It is not a de Polignac number, because 545374387 - 2⁷ = 545374259 is a prime.

It is not a weakly prime, because it can be changed into another prime (545374381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272687193 + 272687194.

It is an arithmetic number, because the mean of its divisors is an integer number (272687194).

Almost surely, 2^545374387 is an apocalyptic number.

545374387 is a deficient number, since it is larger than the sum of its proper divisors (1).

545374387 is an equidigital number, since it uses as much as digits as its factorization.

545374387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1411200, while the sum is 46.

The square root of 545374387 is about 23353.2521718068. The cubic root of 545374387 is about 817.0179145092.

The spelling of 545374387 in words is "five hundred forty-five million, three hundred seventy-four thousand, three hundred eighty-seven".