55534013 has 8 divisors (see below), whose sum is σ = 56188608. Its totient is φ = 54883584.

The previous prime is 55534009. The next prime is 55534057. The reversal of 55534013 is 31043555.

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

It is a cyclic number.

It is not a de Polignac number, because 55534013 - 2² = 55534009 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 (55534813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31370 + ... + 33092.

It is an arithmetic number, because the mean of its divisors is an integer number (7023576).

Almost surely, 2^55534013 is an apocalyptic number.

It is an amenable number.

55534013 is a deficient number, since it is larger than the sum of its proper divisors (654595).

55534013 is a wasteful number, since it uses less digits than its factorization.

55534013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 55534013 is about 7452.1146663212. The cubic root of 55534013 is about 381.5220876678.

Adding to 55534013 its reverse (31043555), we get a palindrome (86577568).

The spelling of 55534013 in words is "fifty-five million, five hundred thirty-four thousand, thirteen".