54742537 has 2 divisors, whose sum is σ = 54742538. Its totient is φ = 54742536.

The previous prime is 54742489. The next prime is 54742547. The reversal of 54742537 is 73524745.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53934336 + 808201 = 7344^2 + 899^2 .

It is a cyclic number.

It is not a de Polignac number, because 54742537 - 2¹¹ = 54740489 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 54742496 and 54742505.

It is not a weakly prime, because it can be changed into another prime (54742547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27371268 + 27371269.

It is an arithmetic number, because the mean of its divisors is an integer number (27371269).

Almost surely, 2^54742537 is an apocalyptic number.

It is an amenable number.

54742537 is a deficient number, since it is larger than the sum of its proper divisors (1).

54742537 is an equidigital number, since it uses as much as digits as its factorization.

54742537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 117600, while the sum is 37.

The square root of 54742537 is about 7398.8199734823. The cubic root of 54742537 is about 379.7009119334.

The spelling of 54742537 in words is "fifty-four million, seven hundred forty-two thousand, five hundred thirty-seven".