1340404199 has 8 divisors (see below), whose sum is σ = 1362396672. Its totient is φ = 1318584600.

The previous prime is 1340404181. The next prime is 1340404207. The reversal of 1340404199 is 9914040431.

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

It is a cyclic number.

It is not a de Polignac number, because 1340404199 - 2¹⁶ = 1340338663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340404159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27539 + ... + 58644.

It is an arithmetic number, because the mean of its divisors is an integer number (170299584).

Almost surely, 2^1340404199 is an apocalyptic number.

1340404199 is a deficient number, since it is larger than the sum of its proper divisors (21992473).

1340404199 is a wasteful number, since it uses less digits than its factorization.

1340404199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86437.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 1340404199 is about 36611.5309567901. The cubic root of 1340404199 is about 1102.5846107527.

The spelling of 1340404199 in words is "one billion, three hundred forty million, four hundred four thousand, one hundred ninety-nine".