54988567 has 2 divisors, whose sum is σ = 54988568. Its totient is φ = 54988566.

The previous prime is 54988559. The next prime is 54988573. The reversal of 54988567 is 76588945.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54988567 - 2³ = 54988559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54988517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27494283 + 27494284.

It is an arithmetic number, because the mean of its divisors is an integer number (27494284).

Almost surely, 2^54988567 is an apocalyptic number.

54988567 is a deficient number, since it is larger than the sum of its proper divisors (1).

54988567 is an equidigital number, since it uses as much as digits as its factorization.

54988567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 52.

The square root of 54988567 is about 7415.4276343310. The cubic root of 54988567 is about 380.2688932467.

It can be divided in two parts, 54988 and 567, that added together give a palindrome (55555).

The spelling of 54988567 in words is "fifty-four million, nine hundred eighty-eight thousand, five hundred sixty-seven".