1340526063 has 8 divisors (see below), whose sum is σ = 1787576368. Its totient is φ = 893579904.

The previous prime is 1340526059. The next prime is 1340526127. The reversal of 1340526063 is 3606250431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1340526063 - 2² = 1340526059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1340526063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340526163) 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, 11895 + ... + 53127.

It is an arithmetic number, because the mean of its divisors is an integer number (223447046).

Almost surely, 2^1340526063 is an apocalyptic number.

1340526063 is a deficient number, since it is larger than the sum of its proper divisors (447050305).

1340526063 is a wasteful number, since it uses less digits than its factorization.

1340526063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52073.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 1340526063 is about 36613.1952033690. The cubic root of 1340526063 is about 1102.6180238827.

Adding to 1340526063 its reverse (3606250431), we get a palindrome (4946776494).

The spelling of 1340526063 in words is "one billion, three hundred forty million, five hundred twenty-six thousand, sixty-three".