1340514409 has 16 divisors (see below), whose sum is σ = 1467648000. Its totient is φ = 1216979136.

The previous prime is 1340514389. The next prime is 1340514421. The reversal of 1340514409 is 9044150431.

It is a cyclic number.

It is not a de Polignac number, because 1340514409 - 2¹⁵ = 1340481641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1340514479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196152 + ... + 202870.

It is an arithmetic number, because the mean of its divisors is an integer number (91728000).

Almost surely, 2^1340514409 is an apocalyptic number.

It is an amenable number.

1340514409 is a deficient number, since it is larger than the sum of its proper divisors (127133591).

1340514409 is a wasteful number, since it uses less digits than its factorization.

1340514409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6984.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1340514409 is about 36613.0360527504. The cubic root of 1340514409 is about 1102.6148286327.

The spelling of 1340514409 in words is "one billion, three hundred forty million, five hundred fourteen thousand, four hundred nine".