54387497 has 2 divisors, whose sum is σ = 54387498. Its totient is φ = 54387496.

The previous prime is 54387461. The next prime is 54387517. The reversal of 54387497 is 79478345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49056016 + 5331481 = 7004^2 + 2309^2 .

It is a cyclic number.

It is not a de Polignac number, because 54387497 - 2¹² = 54383401 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54387407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27193748 + 27193749.

It is an arithmetic number, because the mean of its divisors is an integer number (27193749).

Almost surely, 2^54387497 is an apocalyptic number.

It is an amenable number.

54387497 is a deficient number, since it is larger than the sum of its proper divisors (1).

54387497 is an equidigital number, since it uses as much as digits as its factorization.

54387497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 47.

The square root of 54387497 is about 7374.7879291543. The cubic root of 54387497 is about 378.8782639865.

The spelling of 54387497 in words is "fifty-four million, three hundred eighty-seven thousand, four hundred ninety-seven".