1340796734 has 4 divisors (see below), whose sum is σ = 2011195104. Its totient is φ = 670398366.

The previous prime is 1340796733. The next prime is 1340796763. The reversal of 1340796734 is 4376970431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4376970431 = 79 ⋅55404689.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340796733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335199182 + ... + 335199185.

It is an arithmetic number, because the mean of its divisors is an integer number (502798776).

Almost surely, 2^1340796734 is an apocalyptic number.

1340796734 is a deficient number, since it is larger than the sum of its proper divisors (670398370).

1340796734 is an equidigital number, since it uses as much as digits as its factorization.

1340796734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670398369.

The product of its (nonzero) digits is 381024, while the sum is 44.

The square root of 1340796734 is about 36616.8913754295. The cubic root of 1340796734 is about 1102.6922302326.

The spelling of 1340796734 in words is "one billion, three hundred forty million, seven hundred ninety-six thousand, seven hundred thirty-four".