54126769 has 4 divisors (see below), whose sum is σ = 54311796. Its totient is φ = 53941744.

The previous prime is 54126757. The next prime is 54126773. The reversal of 54126769 is 96762145.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96762145 = 5 ⋅19352429.

It can be written as a sum of positive squares in 2 ways, for example, as 37210000 + 16916769 = 6100^2 + 4113^2 .

It is a cyclic number.

It is not a de Polignac number, because 54126769 - 2¹³ = 54118577 is a prime.

It is a super-2 number, since 2×54126769² = 5859414244758722, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54126749) 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, 92074 + ... + 92659.

It is an arithmetic number, because the mean of its divisors is an integer number (13577949).

Almost surely, 2^54126769 is an apocalyptic number.

It is an amenable number.

54126769 is a deficient number, since it is larger than the sum of its proper divisors (185027).

54126769 is a wasteful number, since it uses less digits than its factorization.

54126769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185026.

The product of its digits is 90720, while the sum is 40.

The square root of 54126769 is about 7357.0897099329. The cubic root of 54126769 is about 378.2718596172.

The spelling of 54126769 in words is "fifty-four million, one hundred twenty-six thousand, seven hundred sixty-nine".