1340134201 has 32 divisors (see below), whose sum is σ = 1664640000. Its totient is φ = 1053404352.

The previous prime is 1340134199. The next prime is 1340134207. The reversal of 1340134201 is 1024310431.

It is not a de Polignac number, because 1340134201 - 2¹ = 1340134199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340134207) 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 31 ways as a sum of consecutive naturals, for example, 524475 + ... + 527023.

It is an arithmetic number, because the mean of its divisors is an integer number (52020000).

Almost surely, 2^1340134201 is an apocalyptic number.

It is an amenable number.

1340134201 is a deficient number, since it is larger than the sum of its proper divisors (324505799).

1340134201 is a wasteful number, since it uses less digits than its factorization.

1340134201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1340134201 is about 36607.8434355262. The cubic root of 1340134201 is about 1102.5105744706.

Adding to 1340134201 its reverse (1024310431), we get a palindrome (2364444632).

The spelling of 1340134201 in words is "one billion, three hundred forty million, one hundred thirty-four thousand, two hundred one".