5401247 has 2 divisors, whose sum is σ = 5401248. Its totient is φ = 5401246.

The previous prime is 5401243. The next prime is 5401259. The reversal of 5401247 is 7421045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5401247 - 2² = 5401243 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5401241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2700623 + 2700624.

It is an arithmetic number, because the mean of its divisors is an integer number (2700624).

Almost surely, 2^5401247 is an apocalyptic number.

5401247 is a deficient number, since it is larger than the sum of its proper divisors (1).

5401247 is an equidigital number, since it uses as much as digits as its factorization.

5401247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 5401247 is about 2324.0583039158. The cubic root of 5401247 is about 175.4545678835.

It can be divided in two parts, 540 and 1247, that multiplied together give a triangular number (673380 = T₁₁₆₀).

The spelling of 5401247 in words is "five million, four hundred one thousand, two hundred forty-seven".