1340103134 has 4 divisors (see below), whose sum is σ = 2010154704. Its totient is φ = 670051566.

The previous prime is 1340103133. The next prime is 1340103157. The reversal of 1340103134 is 4313010431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340103133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335025782 + ... + 335025785.

It is an arithmetic number, because the mean of its divisors is an integer number (502538676).

Almost surely, 2^1340103134 is an apocalyptic number.

1340103134 is a deficient number, since it is larger than the sum of its proper divisors (670051570).

1340103134 is an equidigital number, since it uses as much as digits as its factorization.

1340103134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670051569.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1340103134 is about 36607.4191114315. The cubic root of 1340103134 is about 1102.5020549356.

Adding to 1340103134 its reverse (4313010431), we get a palindrome (5653113565).

The spelling of 1340103134 in words is "one billion, three hundred forty million, one hundred three thousand, one hundred thirty-four".