2142463 has 2 divisors, whose sum is σ = 2142464. Its totient is φ = 2142462.

The previous prime is 2142457. The next prime is 2142499. The reversal of 2142463 is 3642412.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2142463 - 2⁵ = 2142431 is a prime.

It is an Ulam number.

2142463 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071231 + 1071232.

It is an arithmetic number, because the mean of its divisors is an integer number (1071232).

2^2142463 is an apocalyptic number.

2142463 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142463 is an equidigital number, since it uses as much as digits as its factorization.

2142463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 22.

The square root of 2142463 is about 1463.7154778166. The cubic root of 2142463 is about 128.9152940297.

Adding to 2142463 its reverse (3642412), we get a palindrome (5784875).

The spelling of 2142463 in words is "two million, one hundred forty-two thousand, four hundred sixty-three".