1340250086 has 16 divisors (see below), whose sum is σ = 2298087936. Its totient is φ = 574263816.

The previous prime is 1340250049. The next prime is 1340250091. The reversal of 1340250086 is 6800520431.

It is a congruent number.

It is an unprimeable number.

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, 80405 + ... + 95631.

It is an arithmetic number, because the mean of its divisors is an integer number (143630496).

Almost surely, 2^1340250086 is an apocalyptic number.

1340250086 is a deficient number, since it is larger than the sum of its proper divisors (957837850).

1340250086 is a wasteful number, since it uses less digits than its factorization.

1340250086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21523.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1340250086 is about 36609.4261905319. The cubic root of 1340250086 is about 1102.5423525704.

The spelling of 1340250086 in words is "one billion, three hundred forty million, two hundred fifty thousand, eighty-six".