1000141903 has 2 divisors, whose sum is σ = 1000141904. Its totient is φ = 1000141902.

The previous prime is 1000141889. The next prime is 1000141921. The reversal of 1000141903 is 3091410001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000141903 is a prime.

It is a super-2 number, since 2×1000141903² = 2000567652272922818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000141993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500070951 + 500070952.

It is an arithmetic number, because the mean of its divisors is an integer number (500070952).

Almost surely, 2^1000141903 is an apocalyptic number.

1000141903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000141903 is an equidigital number, since it uses as much as digits as its factorization.

1000141903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1000141903 is about 31625.0202055271. The cubic root of 1000141903 is about 1000.0472987628.

Adding to 1000141903 its reverse (3091410001), we get a palindrome (4091551904).

The spelling of 1000141903 in words is "one billion, one hundred forty-one thousand, nine hundred three".