545812654 has 8 divisors (see below), whose sum is σ = 846950760. Its totient is φ = 263495736.

The previous prime is 545812649. The next prime is 545812661. The reversal of 545812654 is 456218545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×545812654² = 595822906533047432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4705224 + ... + 4705339.

It is an arithmetic number, because the mean of its divisors is an integer number (105868845).

Almost surely, 2^545812654 is an apocalyptic number.

545812654 is a deficient number, since it is larger than the sum of its proper divisors (301138106).

545812654 is a wasteful number, since it uses less digits than its factorization.

545812654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9410594.

The product of its digits is 192000, while the sum is 40.

The square root of 545812654 is about 23362.6337128330. The cubic root of 545812654 is about 817.2367098451.

The spelling of 545812654 in words is "five hundred forty-five million, eight hundred twelve thousand, six hundred fifty-four".