1340975 has 6 divisors (see below), whose sum is σ = 1662840. Its totient is φ = 1072760.

The previous prime is 1340959. The next prime is 1340981. The reversal of 1340975 is 5790431.

It is not a de Polignac number, because 1340975 - 2⁴ = 1340959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26795 + ... + 26844.

It is an arithmetic number, because the mean of its divisors is an integer number (277140).

2^1340975 is an apocalyptic number.

1340975 is a deficient number, since it is larger than the sum of its proper divisors (321865).

1340975 is an equidigital number, since it uses as much as digits as its factorization.

1340975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53649 (or 53644 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1340975 is about 1158.0047495585. The cubic root of 1340975 is about 110.2741097650.

The spelling of 1340975 in words is "one million, three hundred forty thousand, nine hundred seventy-five".