105142003 has 2 divisors, whose sum is σ = 105142004. Its totient is φ = 105142002.

The previous prime is 105141997. The next prime is 105142007. The reversal of 105142003 is 300241501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105142003 is a prime.

It is a super-2 number, since 2×105142003² = 22109681589704018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105142007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52571001 + 52571002.

It is an arithmetic number, because the mean of its divisors is an integer number (52571002).

Almost surely, 2^105142003 is an apocalyptic number.

105142003 is a deficient number, since it is larger than the sum of its proper divisors (1).

105142003 is an equidigital number, since it uses as much as digits as its factorization.

105142003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 105142003 is about 10253.8774617215. The cubic root of 105142003 is about 471.9819773713.

Adding to 105142003 its reverse (300241501), we get a palindrome (405383504).

The spelling of 105142003 in words is "one hundred five million, one hundred forty-two thousand, three".