1042502203 has 16 divisors (see below), whose sum is σ = 1190276640. Its totient is φ = 906854400.

The previous prime is 1042502189. The next prime is 1042502213. The reversal of 1042502203 is 3022052401.

It is a de Polignac number, because none of the positive numbers 2^k-1042502203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042502213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26118 + ... + 52603.

It is an arithmetic number, because the mean of its divisors is an integer number (74392290).

Almost surely, 2^1042502203 is an apocalyptic number.

1042502203 is a deficient number, since it is larger than the sum of its proper divisors (147774437).

1042502203 is a wasteful number, since it uses less digits than its factorization.

1042502203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78798.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1042502203 is about 32287.8026969938. The cubic root of 1042502203 is about 1013.9712948677.

Adding to 1042502203 its reverse (3022052401), we get a palindrome (4064554604).

The spelling of 1042502203 in words is "one billion, forty-two million, five hundred two thousand, two hundred three".