1340499475 has 12 divisors (see below), whose sum is σ = 1899679504. Its totient is φ = 919199520.

The previous prime is 1340499463. The next prime is 1340499491. The reversal of 1340499475 is 5749940431.

It is not a de Polignac number, because 1340499475 - 2¹³ = 1340491283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3829824 + ... + 3830173.

Almost surely, 2^1340499475 is an apocalyptic number.

1340499475 is a deficient number, since it is larger than the sum of its proper divisors (559180029).

1340499475 is an equidigital number, since it uses as much as digits as its factorization.

1340499475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7660014 (or 7660009 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 1340499475 is about 36612.8321084289. The cubic root of 1340499475 is about 1102.6107340575.

The spelling of 1340499475 in words is "one billion, three hundred forty million, four hundred ninety-nine thousand, four hundred seventy-five".