850142003 has 2 divisors, whose sum is σ = 850142004. Its totient is φ = 850142002.

The previous prime is 850141907. The next prime is 850142017. The reversal of 850142003 is 300241058.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 850142003 - 2¹⁸ = 849879859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 850142003.

It is not a weakly prime, because it can be changed into another prime (850142203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425071001 + 425071002.

It is an arithmetic number, because the mean of its divisors is an integer number (425071002).

Almost surely, 2^850142003 is an apocalyptic number.

850142003 is a deficient number, since it is larger than the sum of its proper divisors (1).

850142003 is an equidigital number, since it uses as much as digits as its factorization.

850142003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 850142003 is about 29157.1947038806. The cubic root of 850142003 is about 947.3209852021.

The spelling of 850142003 in words is "eight hundred fifty million, one hundred forty-two thousand, three".