1190012040 has 384 divisors, whose sum is σ = 4678560000. Its totient is φ = 268240896.

The previous prime is 1190012039. The next prime is 1190012063. The reversal of 1190012040 is 402100911.

It is a super-2 number, since 2×1190012040² = 2832257310689923200, which contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5979861 + ... + 5980059.

It is an arithmetic number, because the mean of its divisors is an integer number (12183750).

Almost surely, 2^1190012040 is an apocalyptic number.

1190012040 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 1190012040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2339280000).

1190012040 is an abundant number, since it is smaller than the sum of its proper divisors (3488547960).

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

1190012040 is a wasteful number, since it uses less digits than its factorization.

1190012040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1190012040 is about 34496.5511319610. The cubic root of 1190012040 is about 1059.7020759979.

Adding to 1190012040 its reverse (402100911), we get a palindrome (1592112951).

The spelling of 1190012040 in words is "one billion, one hundred ninety million, twelve thousand, forty".