654536043 has 12 divisors (see below), whose sum is σ = 1080504048. Its totient is φ = 374020560.

The previous prime is 654536041. The next prime is 654536083. The reversal of 654536043 is 340635456.

654536043 is a `hidden beast` number, since 6 + 5 + 45 + 3 + 604 + 3 = 666.

It is not a de Polignac number, because 654536043 - 2¹ = 654536041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 654535989 and 654536007.

It is not an unprimeable number, because it can be changed into a prime (654536041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5194668 + ... + 5194793.

It is an arithmetic number, because the mean of its divisors is an integer number (90042004).

Almost surely, 2^654536043 is an apocalyptic number.

654536043 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

654536043 is a deficient number, since it is larger than the sum of its proper divisors (425968005).

654536043 is a wasteful number, since it uses less digits than its factorization.

654536043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10389474 (or 10389471 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 654536043 is about 25583.9020284240. The cubic root of 654536043 is about 868.2494606560.

The spelling of 654536043 in words is "six hundred fifty-four million, five hundred thirty-six thousand, forty-three".