2451143 has 2 divisors, whose sum is σ = 2451144. Its totient is φ = 2451142.

The previous prime is 2451101. The next prime is 2451151. The reversal of 2451143 is 3411542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2451143 - 2⁶ = 2451079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2451343) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225571 + 1225572.

It is an arithmetic number, because the mean of its divisors is an integer number (1225572).

2^2451143 is an apocalyptic number.

2451143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2451143 is an equidigital number, since it uses as much as digits as its factorization.

2451143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 20.

The square root of 2451143 is about 1565.6126596320. The cubic root of 2451143 is about 134.8309360562.

Adding to 2451143 its reverse (3411542), we get a palindrome (5862685).

The spelling of 2451143 in words is "two million, four hundred fifty-one thousand, one hundred forty-three".