1043030100 has 72 divisors (see below), whose sum is σ = 3448959808. Its totient is φ = 238406400.

The previous prime is 1043030083. The next prime is 1043030101. The reversal of 1043030100 is 10303401.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043030101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 246241 + ... + 250440.

Almost surely, 2^1043030100 is an apocalyptic number.

1043030100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1043030100 is an abundant number, since it is smaller than the sum of its proper divisors (2405929708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043030100 is a wasteful number, since it uses less digits than its factorization.

1043030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496705 (or 496698 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1043030100 is about 32295.9765295927. The cubic root of 1043030100 is about 1014.1424158748.

Adding to 1043030100 its reverse (10303401), we get a palindrome (1053333501).

The spelling of 1043030100 in words is "one billion, forty-three million, thirty thousand, one hundred".