54686377 has 2 divisors, whose sum is σ = 54686378. Its totient is φ = 54686376.

The previous prime is 54686371. The next prime is 54686413. The reversal of 54686377 is 77368645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53158681 + 1527696 = 7291^2 + 1236^2 .

It is a cyclic number.

It is not a de Polignac number, because 54686377 - 2¹⁵ = 54653609 is a prime.

It is a super-2 number, since 2×54686377² = 5981199658772258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54686371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27343188 + 27343189.

It is an arithmetic number, because the mean of its divisors is an integer number (27343189).

Almost surely, 2^54686377 is an apocalyptic number.

It is an amenable number.

54686377 is a deficient number, since it is larger than the sum of its proper divisors (1).

54686377 is an equidigital number, since it uses as much as digits as its factorization.

54686377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 46.

The square root of 54686377 is about 7395.0237998265. The cubic root of 54686377 is about 379.5710233033.

The spelling of 54686377 in words is "fifty-four million, six hundred eighty-six thousand, three hundred seventy-seven".