1340232635 has 8 divisors (see below), whose sum is σ = 1838033376. Its totient is φ = 919016640.

The previous prime is 1340232599. The next prime is 1340232637. The reversal of 1340232635 is 5362320431.

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

It is not a de Polignac number, because 1340232635 - 2²⁰ = 1339184059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1340232598 and 1340232607.

It is not an unprimeable number, because it can be changed into a prime (1340232637) 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 in 7 ways as a sum of consecutive naturals, for example, 19146146 + ... + 19146215.

It is an arithmetic number, because the mean of its divisors is an integer number (229754172).

Almost surely, 2^1340232635 is an apocalyptic number.

1340232635 is a deficient number, since it is larger than the sum of its proper divisors (497800741).

1340232635 is an equidigital number, since it uses as much as digits as its factorization.

1340232635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38292373.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 1340232635 is about 36609.1878495003. The cubic root of 1340232635 is about 1102.5375672570.

The spelling of 1340232635 in words is "one billion, three hundred forty million, two hundred thirty-two thousand, six hundred thirty-five".