1335945 has 48 divisors (see below), whose sum is σ = 2529792. Its totient is φ = 599040.

The previous prime is 1335941. The next prime is 1335949. The reversal of 1335945 is 5495331.

It is an interprime number because it is at equal distance from previous prime (1335941) and next prime (1335949).

It is not a de Polignac number, because 1335945 - 2² = 1335941 is a prime.

1335945 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1335941) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43080 + ... + 43110.

It is an arithmetic number, because the mean of its divisors is an integer number (52704).

2^1335945 is an apocalyptic number.

1335945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1335945 is a deficient number, since it is larger than the sum of its proper divisors (1193847).

1335945 is a wasteful number, since it uses less digits than its factorization.

1335945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 69 counting only the distinct ones).

The product of its digits is 8100, while the sum is 30.

The square root of 1335945 is about 1155.8308699806. The cubic root of 1335945 is about 110.1360575382.

The spelling of 1335945 in words is "one million, three hundred thirty-five thousand, nine hundred forty-five".