54526013 has 4 divisors (see below), whose sum is σ = 54727488. Its totient is φ = 54324540.

The previous prime is 54525983. The next prime is 54526019. The reversal of 54526013 is 31062545.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54526013 - 2¹⁴ = 54509629 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 (54526019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100331 + ... + 100872.

It is an arithmetic number, because the mean of its divisors is an integer number (13681872).

Almost surely, 2^54526013 is an apocalyptic number.

It is an amenable number.

54526013 is a deficient number, since it is larger than the sum of its proper divisors (201475).

54526013 is a wasteful number, since it uses less digits than its factorization.

54526013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201474.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 54526013 is about 7384.1731426071. The cubic root of 54526013 is about 379.1996381638.

Adding to 54526013 its reverse (31062545), we get a palindrome (85588558).

The spelling of 54526013 in words is "fifty-four million, five hundred twenty-six thousand, thirteen".