1340141642 has 8 divisors (see below), whose sum is σ = 2297385696. Its totient is φ = 574346412.

The previous prime is 1340141641. The next prime is 1340141651. The reversal of 1340141642 is 2461410431.

It is a happy number.

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

It is a super-3 number, since 3×1340141642³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1340141641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47862188 + ... + 47862215.

It is an arithmetic number, because the mean of its divisors is an integer number (287173212).

Almost surely, 2^1340141642 is an apocalyptic number.

1340141642 is a deficient number, since it is larger than the sum of its proper divisors (957244054).

1340141642 is an equidigital number, since it uses as much as digits as its factorization.

1340141642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95724412.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1340141642 is about 36607.9450666109. The cubic root of 1340141642 is about 1102.5126150040.

The spelling of 1340141642 in words is "one billion, three hundred forty million, one hundred forty-one thousand, six hundred forty-two".