1430100 has 108 divisors (see below), whose sum is σ = 5145504. Its totient is φ = 325440.

The previous prime is 1430089. The next prime is 1430119. The reversal of 1430100 is 10341.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6187 + ... + 6413.

2^1430100 is an apocalyptic number.

1430100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1430100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2572752).

1430100 is an abundant number, since it is smaller than the sum of its proper divisors (3715404).

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

1430100 is a wasteful number, since it uses less digits than its factorization.

1430100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1430100 is about 1195.8678856797. The cubic root of 1430100 is about 112.6649432335.

Adding to 1430100 its reverse (10341), we get a palindrome (1440441).

The spelling of 1430100 in words is "one million, four hundred thirty thousand, one hundred".