1454145 has 32 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 603840.

The previous prime is 1454143. The next prime is 1454149. The reversal of 1454145 is 5414541.

It is a happy number.

It is not a de Polignac number, because 1454145 - 2¹ = 1454143 is a prime.

It is a super-2 number, since 2×1454145² = 4229075362050, 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 (1454143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 526 + ... + 1784.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1454145 is an apocalyptic number.

1454145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1454145 is a deficient number, since it is larger than the sum of its proper divisors (1448895).

1454145 is a wasteful number, since it uses less digits than its factorization.

1454145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285.

The product of its digits is 1600, while the sum is 24.

The square root of 1454145 is about 1205.8793471985. The cubic root of 1454145 is about 113.2928680989.

Adding to 1454145 its reverse (5414541), we get a palindrome (6868686).

The spelling of 1454145 in words is "one million, four hundred fifty-four thousand, one hundred forty-five".