55254513 has 8 divisors (see below), whose sum is σ = 73735488. Its totient is φ = 36804944.

The previous prime is 55254491. The next prime is 55254517. The reversal of 55254513 is 31545255.

It is a happy number.

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 55254513 - 2⁶ = 55254449 is a prime.

It is a super-2 number, since 2×55254513² = 6106122413734338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55254517) 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, 3381 + ... + 11042.

It is an arithmetic number, because the mean of its divisors is an integer number (9216936).

Almost surely, 2^55254513 is an apocalyptic number.

It is an amenable number.

55254513 is a deficient number, since it is larger than the sum of its proper divisors (18480975).

55254513 is a wasteful number, since it uses less digits than its factorization.

55254513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15703.

The product of its digits is 15000, while the sum is 30.

The square root of 55254513 is about 7433.3379446921. The cubic root of 55254513 is about 380.8809501223.

Adding to 55254513 its reverse (31545255), we get a palindrome (86799768).

The spelling of 55254513 in words is "fifty-five million, two hundred fifty-four thousand, five hundred thirteen".