1140002430 has 64 divisors (see below), whose sum is σ = 3138905088. Its totient is φ = 259568640.

The previous prime is 1140002389. The next prime is 1140002477. The reversal of 1140002430 is 342000411.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44910 + ... + 65550.

It is an arithmetic number, because the mean of its divisors is an integer number (49045392).

Almost surely, 2^1140002430 is an apocalyptic number.

1140002430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140002430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1569452544).

1140002430 is an abundant number, since it is smaller than the sum of its proper divisors (1998902658).

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

1140002430 is a wasteful number, since it uses less digits than its factorization.

1140002430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20921.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1140002430 is about 33763.9220174434. The cubic root of 1140002430 is about 1044.6446690688.

Adding to 1140002430 its reverse (342000411), we get a palindrome (1482002841).

The spelling of 1140002430 in words is "one billion, one hundred forty million, two thousand, four hundred thirty".