1340181039 has 8 divisors (see below), whose sum is σ = 1787287680. Its totient is φ = 893264216.

The previous prime is 1340181023. The next prime is 1340181053. The reversal of 1340181039 is 9301810431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1340181039 - 2⁴ = 1340181023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1340180997 and 1340181015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340181439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30069 + ... + 59870.

It is an arithmetic number, because the mean of its divisors is an integer number (223410960).

Almost surely, 2^1340181039 is an apocalyptic number.

1340181039 is a deficient number, since it is larger than the sum of its proper divisors (447106641).

1340181039 is an equidigital number, since it uses as much as digits as its factorization.

1340181039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94909.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 1340181039 is about 36608.4831562303. The cubic root of 1340181039 is about 1102.5234186540.

The spelling of 1340181039 in words is "one billion, three hundred forty million, one hundred eighty-one thousand, thirty-nine".