54158769 has 36 divisors (see below), whose sum is σ = 91812864. Its totient is φ = 30672432.

The previous prime is 54158737. The next prime is 54158803. The reversal of 54158769 is 96785145.

54158769 is a `hidden beast` number, since 5 + 4 + 1 + 587 + 69 = 666.

It is not a de Polignac number, because 54158769 - 2⁵ = 54158737 is a prime.

It is a super-2 number, since 2×54158769² = 5866344519190722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54153769) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 55524 + ... + 56490.

Almost surely, 2^54158769 is an apocalyptic number.

It is an amenable number.

54158769 is a deficient number, since it is larger than the sum of its proper divisors (37654095).

54158769 is a wasteful number, since it uses less digits than its factorization.

54158769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114 (or 1104 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 54158769 is about 7359.2641615857. The cubic root of 54158769 is about 378.3463902981.

The spelling of 54158769 in words is "fifty-four million, one hundred fifty-eight thousand, seven hundred sixty-nine".