1140240432434 has 4 divisors (see below), whose sum is σ = 1710360648654. Its totient is φ = 570120216216.

The previous prime is 1140240432431. The next prime is 1140240432469. The reversal of 1140240432434 is 4342340420411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1120310051809 + 19930380625 = 1058447^2 + 141175^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1140240432434.

It is not an unprimeable number, because it can be changed into a prime (1140240432431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285060108107 + ... + 285060108110.

Almost surely, 2^{1140240432434} is an apocalyptic number.

1140240432434 is a deficient number, since it is larger than the sum of its proper divisors (570120216220).

1140240432434 is an equidigital number, since it uses as much as digits as its factorization.

1140240432434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570120216219.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1140240432434 its reverse (4342340420411), we get a palindrome (5482580852845).

The spelling of 1140240432434 in words is "one trillion, one hundred forty billion, two hundred forty million, four hundred thirty-two thousand, four hundred thirty-four".