1452945 has 16 divisors (see below), whose sum is σ = 2503872. Its totient is φ = 715200.

The previous prime is 1452923. The next prime is 1452947. The reversal of 1452945 is 5492541.

It is not a de Polignac number, because 1452945 - 2⁹ = 1452433 is a prime.

It is a super-2 number, since 2×1452945² = 4222098346050, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1452947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3531 + ... + 3920.

It is an arithmetic number, because the mean of its divisors is an integer number (156492).

2^1452945 is an apocalyptic number.

1452945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1452945 is a deficient number, since it is larger than the sum of its proper divisors (1050927).

1452945 is a wasteful number, since it uses less digits than its factorization.

1452945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7472.

The product of its digits is 7200, while the sum is 30.

The square root of 1452945 is about 1205.3816822899. The cubic root of 1452945 is about 113.2616954039.

The spelling of 1452945 in words is "one million, four hundred fifty-two thousand, nine hundred forty-five".