1340707532 has 24 divisors (see below), whose sum is σ = 2408356272. Its totient is φ = 652824000.

The previous prime is 1340707531. The next prime is 1340707547. The reversal of 1340707532 is 2357070431.

It is not an unprimeable number, because it can be changed into a prime (1340707531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2558 + ... + 51845.

It is an arithmetic number, because the mean of its divisors is an integer number (100348178).

Almost surely, 2^1340707532 is an apocalyptic number.

It is an amenable number.

1340707532 is a deficient number, since it is larger than the sum of its proper divisors (1067648740).

1340707532 is a wasteful number, since it uses less digits than its factorization.

1340707532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54569 (or 54567 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 1340707532 is about 36615.6733107559. The cubic root of 1340707532 is about 1102.6677759831.

Adding to 1340707532 its reverse (2357070431), we get a palindrome (3697777963).

The spelling of 1340707532 in words is "one billion, three hundred forty million, seven hundred seven thousand, five hundred thirty-two".