1307140734 has 16 divisors (see below), whose sum is σ = 2614899600. Its totient is φ = 435610560.

The previous prime is 1307140733. The next prime is 1307140759. The reversal of 1307140734 is 4370417031.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1307140733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4464 + ... + 51324.

It is an arithmetic number, because the mean of its divisors is an integer number (163431225).

Almost surely, 2^1307140734 is an apocalyptic number.

1307140734 is an abundant number, since it is smaller than the sum of its proper divisors (1307758866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1307140734 is a wasteful number, since it uses less digits than its factorization.

1307140734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51515.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 1307140734 is about 36154.4013088310. The cubic root of 1307140734 is about 1093.3875293092.

Adding to 1307140734 its reverse (4370417031), we get a palindrome (5677557765).

The spelling of 1307140734 in words is "one billion, three hundred seven million, one hundred forty thousand, seven hundred thirty-four".