54030661 has 16 divisors (see below), whose sum is σ = 59653440. Its totient is φ = 48746880.

The previous prime is 54030631. The next prime is 54030677. The reversal of 54030661 is 16603045.

It is a cyclic number.

It is not a de Polignac number, because 54030661 - 2⁵ = 54030629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54030601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32691 + ... + 34303.

It is an arithmetic number, because the mean of its divisors is an integer number (3728340).

Almost surely, 2^54030661 is an apocalyptic number.

It is an amenable number.

54030661 is a deficient number, since it is larger than the sum of its proper divisors (5622779).

54030661 is a wasteful number, since it uses less digits than its factorization.

54030661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 54030661 is about 7350.5551491027. Note that the first 3 decimals coincide. The cubic root of 54030661 is about 378.0478392837.

The spelling of 54030661 in words is "fifty-four million, thirty thousand, six hundred sixty-one".