1340446054 has 8 divisors (see below), whose sum is σ = 2014868160. Its totient is φ = 668823336.

The previous prime is 1340446021. The next prime is 1340446057. The reversal of 1340446054 is 4506440431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340446057) 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, 698649 + ... + 700564.

It is an arithmetic number, because the mean of its divisors is an integer number (251858520).

Almost surely, 2^1340446054 is an apocalyptic number.

1340446054 is a deficient number, since it is larger than the sum of its proper divisors (674422106).

1340446054 is a wasteful number, since it uses less digits than its factorization.

1340446054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399694.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 1340446054 is about 36612.1025618579. The cubic root of 1340446054 is about 1102.5960869424.

Adding to 1340446054 its reverse (4506440431), we get a palindrome (5846886485).

The spelling of 1340446054 in words is "one billion, three hundred forty million, four hundred forty-six thousand, fifty-four".