55134747 has 6 divisors (see below), whose sum is σ = 79639092. Its totient is φ = 36756492.

The previous prime is 55134721. The next prime is 55134799. The reversal of 55134747 is 74743155.

It is a happy number.

55134747 is a `hidden beast` number, since 551 + 34 + 74 + 7 = 666.

It is not a de Polignac number, because 55134747 - 2⁶ = 55134683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55134347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3063033 + ... + 3063050.

It is an arithmetic number, because the mean of its divisors is an integer number (13273182).

Almost surely, 2^55134747 is an apocalyptic number.

55134747 is a deficient number, since it is larger than the sum of its proper divisors (24504345).

55134747 is a wasteful number, since it uses less digits than its factorization.

55134747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6126089 (or 6126086 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 55134747 is about 7425.2775705693. The cubic root of 55134747 is about 380.6055603328.

The spelling of 55134747 in words is "fifty-five million, one hundred thirty-four thousand, seven hundred forty-seven".