82142003 has 2 divisors, whose sum is σ = 82142004. Its totient is φ = 82142002.

The previous prime is 82141981. The next prime is 82142023. The reversal of 82142003 is 30024128.

It is an a-pointer prime, because the next prime (82142023) can be obtained adding 82142003 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82142003 is a prime.

It is not a weakly prime, because it can be changed into another prime (82142023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41071001 + 41071002.

It is an arithmetic number, because the mean of its divisors is an integer number (41071002).

Almost surely, 2^82142003 is an apocalyptic number.

82142003 is a deficient number, since it is larger than the sum of its proper divisors (1).

82142003 is an equidigital number, since it uses as much as digits as its factorization.

82142003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 82142003 is about 9063.2225505060. Note that the first 3 decimals coincide. The cubic root of 82142003 is about 434.6987882620.

It can be divided in two parts, 821 and 42003, that added together give a palindrome (42824).

The spelling of 82142003 in words is "eighty-two million, one hundred forty-two thousand, three".