1340323527 has 4 divisors (see below), whose sum is σ = 1787098040. Its totient is φ = 893549016.

The previous prime is 1340323511. The next prime is 1340323531. The reversal of 1340323527 is 7253230431.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1340323527 - 2⁴ = 1340323511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1340323494 and 1340323503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340323577) 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, 223387252 + ... + 223387257.

It is an arithmetic number, because the mean of its divisors is an integer number (446774510).

Almost surely, 2^1340323527 is an apocalyptic number.

1340323527 is a deficient number, since it is larger than the sum of its proper divisors (446774513).

1340323527 is an equidigital number, since it uses as much as digits as its factorization.

1340323527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446774512.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 1340323527 is about 36610.4292108137. The cubic root of 1340323527 is about 1102.5624906861.

Adding to 1340323527 its reverse (7253230431), we get a palindrome (8593553958).

The spelling of 1340323527 in words is "one billion, three hundred forty million, three hundred twenty-three thousand, five hundred twenty-seven".