1140306030 has 48 divisors (see below), whose sum is σ = 2970807840. Its totient is φ = 303465024.

The previous prime is 1140305977. The next prime is 1140306047. The reversal of 1140306030 is 306030411.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1140305994 and 1140306012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32676 + ... + 57864.

It is an arithmetic number, because the mean of its divisors is an integer number (61891830).

Almost surely, 2^1140306030 is an apocalyptic number.

1140306030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1140306030 is an abundant number, since it is smaller than the sum of its proper divisors (1830501810).

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

1140306030 is a wasteful number, since it uses less digits than its factorization.

1140306030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25705 (or 25702 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1140306030 is about 33768.4176413406. The cubic root of 1140306030 is about 1044.7373957634.

Adding to 1140306030 its reverse (306030411), we get a palindrome (1446336441).

The spelling of 1140306030 in words is "one billion, one hundred forty million, three hundred six thousand, thirty".