1013432100 has 36 divisors (see below), whose sum is σ = 2932197744. Its totient is φ = 270248480.

The previous prime is 1013432099. The next prime is 1013432111. The reversal of 1013432100 is 12343101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1013432100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1688754 + ... + 1689353.

Almost surely, 2^1013432100 is an apocalyptic number.

1013432100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013432100 is an abundant number, since it is smaller than the sum of its proper divisors (1918765644).

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

1013432100 is a wasteful number, since it uses less digits than its factorization.

1013432100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378124 (or 3378117 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1013432100 is about 31834.4483225326. The cubic root of 1013432100 is about 1004.4574681228.

Adding to 1013432100 its reverse (12343101), we get a palindrome (1025775201).

The spelling of 1013432100 in words is "one billion, thirteen million, four hundred thirty-two thousand, one hundred".