1035142203 has 4 divisors (see below), whose sum is σ = 1380189608. Its totient is φ = 690094800.

The previous prime is 1035142201. The next prime is 1035142237. The reversal of 1035142203 is 3022415301.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1035142203 - 2¹ = 1035142201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1035142203.

It is not an unprimeable number, because it can be changed into a prime (1035142201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172523698 + ... + 172523703.

It is an arithmetic number, because the mean of its divisors is an integer number (345047402).

Almost surely, 2^1035142203 is an apocalyptic number.

1035142203 is a deficient number, since it is larger than the sum of its proper divisors (345047405).

1035142203 is an equidigital number, since it uses as much as digits as its factorization.

1035142203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345047404.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1035142203 is about 32173.6258914037. The cubic root of 1035142203 is about 1011.5794660912.

Adding to 1035142203 its reverse (3022415301), we get a palindrome (4057557504).

The spelling of 1035142203 in words is "one billion, thirty-five million, one hundred forty-two thousand, two hundred three".