1340244635 has 16 divisors (see below), whose sum is σ = 1647801792. Its totient is φ = 1046169600.

The previous prime is 1340244601. The next prime is 1340244641. The reversal of 1340244635 is 5364420431.

It is not a de Polignac number, because 1340244635 - 2⁶ = 1340244571 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14975 + ... + 53895.

It is an arithmetic number, because the mean of its divisors is an integer number (102987612).

Almost surely, 2^1340244635 is an apocalyptic number.

1340244635 is a deficient number, since it is larger than the sum of its proper divisors (307557157).

1340244635 is an equidigital number, since it uses as much as digits as its factorization.

1340244635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39094.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 1340244635 is about 36609.3517424169. The cubic root of 1340244635 is about 1102.5408578328.

The spelling of 1340244635 in words is "one billion, three hundred forty million, two hundred forty-four thousand, six hundred thirty-five".