5401143 has 24 divisors (see below), whose sum is σ = 8620560. Its totient is φ = 3231360.

The previous prime is 5401141. The next prime is 5401147. The reversal of 5401143 is 3411045.

It is a happy number.

It is not a de Polignac number, because 5401143 - 2¹ = 5401141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5401141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8505 + ... + 9117.

It is an arithmetic number, because the mean of its divisors is an integer number (359190).

Almost surely, 2^5401143 is an apocalyptic number.

5401143 is a deficient number, since it is larger than the sum of its proper divisors (3219417).

5401143 is a wasteful number, since it uses less digits than its factorization.

5401143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719 (or 716 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 5401143 is about 2324.0359291543. The cubic root of 5401143 is about 175.4534417613.

Adding to 5401143 its reverse (3411045), we get a palindrome (8812188).

The spelling of 5401143 in words is "five million, four hundred one thousand, one hundred forty-three".