1454542 has 4 divisors (see below), whose sum is σ = 2181816. Its totient is φ = 727270.

The previous prime is 1454539. The next prime is 1454549. The reversal of 1454542 is 2454541.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363634 + ... + 363637.

It is an arithmetic number, because the mean of its divisors is an integer number (545454).

2^1454542 is an apocalyptic number.

1454542 is a deficient number, since it is larger than the sum of its proper divisors (727274).

1454542 is an equidigital number, since it uses as much as digits as its factorization.

1454542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727273.

The product of its digits is 3200, while the sum is 25.

The square root of 1454542 is about 1206.0439461313. The cubic root of 1454542 is about 113.3031772901.

Subtracting 1454542 from its reverse (2454541), we obtain a palindrome (999999).

The spelling of 1454542 in words is "one million, four hundred fifty-four thousand, five hundred forty-two".