1340700351 has 16 divisors (see below), whose sum is σ = 1817205888. Its totient is φ = 879040800.

The previous prime is 1340700343. The next prime is 1340700353. The reversal of 1340700351 is 1530070431.

It is not a de Polignac number, because 1340700351 - 2³ = 1340700343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340700353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127816 + ... + 137906.

It is an arithmetic number, because the mean of its divisors is an integer number (113575368).

Almost surely, 2^1340700351 is an apocalyptic number.

1340700351 is a deficient number, since it is larger than the sum of its proper divisors (476505537).

1340700351 is a wasteful number, since it uses less digits than its factorization.

1340700351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10822.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 1340700351 is about 36615.5752515238. The cubic root of 1340700351 is about 1102.6658073033.

Adding to 1340700351 its reverse (1530070431), we get a palindrome (2870770782).

The spelling of 1340700351 in words is "one billion, three hundred forty million, seven hundred thousand, three hundred fifty-one".