5493751 has 2 divisors, whose sum is σ = 5493752. Its totient is φ = 5493750.

The previous prime is 5493749. The next prime is 5493773. The reversal of 5493751 is 1573945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5493751 - 2¹ = 5493749 is a prime.

Together with 5493749, it forms a pair of twin primes.

5493751 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5493781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2746875 + 2746876.

It is an arithmetic number, because the mean of its divisors is an integer number (2746876).

Almost surely, 2^5493751 is an apocalyptic number.

5493751 is a deficient number, since it is larger than the sum of its proper divisors (1).

5493751 is an equidigital number, since it uses as much as digits as its factorization.

5493751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 34.

The square root of 5493751 is about 2343.8752099888. The cubic root of 5493751 is about 176.4505394718.

The spelling of 5493751 in words is "five million, four hundred ninety-three thousand, seven hundred fifty-one".