1340450151 has 8 divisors (see below), whose sum is σ = 1848896880. Its totient is φ = 862818432.

The previous prime is 1340450147. The next prime is 1340450197. The reversal of 1340450151 is 1510540431.

It is a happy number.

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

It is not a de Polignac number, because 1340450151 - 2² = 1340450147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340450651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7703650 + ... + 7703823.

It is an arithmetic number, because the mean of its divisors is an integer number (231112110).

Almost surely, 2^1340450151 is an apocalyptic number.

1340450151 is a deficient number, since it is larger than the sum of its proper divisors (508446729).

1340450151 is a wasteful number, since it uses less digits than its factorization.

1340450151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15407505.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1340450151 is about 36612.1585132590. The cubic root of 1340450151 is about 1102.5972102827.

Adding to 1340450151 its reverse (1510540431), we get a palindrome (2850990582).

The spelling of 1340450151 in words is "one billion, three hundred forty million, four hundred fifty thousand, one hundred fifty-one".