54356537 has 2 divisors, whose sum is σ = 54356538. Its totient is φ = 54356536.

The previous prime is 54356513. The next prime is 54356539. The reversal of 54356537 is 73565345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53860921 + 495616 = 7339^2 + 704^2 .

It is a cyclic number.

It is not a de Polignac number, because 54356537 - 2¹⁰ = 54355513 is a prime.

It is a super-2 number, since 2×54356537² = 5909266229264738, which contains 22 as substring.

Together with 54356539, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54356537.

It is not a weakly prime, because it can be changed into another prime (54356539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27178268 + 27178269.

It is an arithmetic number, because the mean of its divisors is an integer number (27178269).

Almost surely, 2^54356537 is an apocalyptic number.

It is an amenable number.

54356537 is a deficient number, since it is larger than the sum of its proper divisors (1).

54356537 is an equidigital number, since it uses as much as digits as its factorization.

54356537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 38.

The square root of 54356537 is about 7372.6885869403. The cubic root of 54356537 is about 378.8063583821.

The spelling of 54356537 in words is "fifty-four million, three hundred fifty-six thousand, five hundred thirty-seven".