54015497 has 2 divisors, whose sum is σ = 54015498. Its totient is φ = 54015496.

The previous prime is 54015473. The next prime is 54015509. The reversal of 54015497 is 79451045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46730896 + 7284601 = 6836^2 + 2699^2 .

It is a cyclic number.

It is not a de Polignac number, because 54015497 - 2¹⁸ = 53753353 is a prime.

It is not a weakly prime, because it can be changed into another prime (54015407) 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, 27007748 + 27007749.

It is an arithmetic number, because the mean of its divisors is an integer number (27007749).

Almost surely, 2^54015497 is an apocalyptic number.

It is an amenable number.

54015497 is a deficient number, since it is larger than the sum of its proper divisors (1).

54015497 is an equidigital number, since it uses as much as digits as its factorization.

54015497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 54015497 is about 7349.5235900023. The cubic root of 54015497 is about 378.0124689111.

The spelling of 54015497 in words is "fifty-four million, fifteen thousand, four hundred ninety-seven".