1042550203 has 8 divisors (see below), whose sum is σ = 1082022480. Its totient is φ = 1003312800.

The previous prime is 1042550191. The next prime is 1042550219. The reversal of 1042550203 is 3020552401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042550203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042550603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49648 + ... + 67453.

It is an arithmetic number, because the mean of its divisors is an integer number (135252810).

Almost surely, 2^1042550203 is an apocalyptic number.

1042550203 is a deficient number, since it is larger than the sum of its proper divisors (39472277).

1042550203 is a wasteful number, since it uses less digits than its factorization.

1042550203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117437.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1042550203 is about 32288.5460031882. The cubic root of 1042550203 is about 1013.9868567454.

The spelling of 1042550203 in words is "one billion, forty-two million, five hundred fifty thousand, two hundred three".