1296045 has 24 divisors (see below), whose sum is σ = 2280096. Its totient is φ = 680928.

The previous prime is 1296041. The next prime is 1296059. The reversal of 1296045 is 5406921.

It is not a de Polignac number, because 1296045 - 2² = 1296041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3562 + ... + 3908.

It is an arithmetic number, because the mean of its divisors is an integer number (95004).

2^1296045 is an apocalyptic number.

1296045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1296045 is a deficient number, since it is larger than the sum of its proper divisors (984051).

1296045 is a wasteful number, since it uses less digits than its factorization.

1296045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1296045 is about 1138.4397217244. The cubic root of 1296045 is about 109.0284974446.

The spelling of 1296045 in words is "one million, two hundred ninety-six thousand, forty-five".