1492543 has 16 divisors (see below), whose sum is σ = 1723680. Its totient is φ = 1282176.

The previous prime is 1492541. The next prime is 1492567. The reversal of 1492543 is 3452941.

It is a cyclic number.

It is not a de Polignac number, because 1492543 - 2¹ = 1492541 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1492541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13896 + ... + 14002.

It is an arithmetic number, because the mean of its divisors is an integer number (107730).

2^1492543 is an apocalyptic number.

1492543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1492543 is a deficient number, since it is larger than the sum of its proper divisors (231137).

1492543 is a wasteful number, since it uses less digits than its factorization.

1492543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186.

The product of its digits is 4320, while the sum is 28.

The square root of 1492543 is about 1221.6967708888. The cubic root of 1492543 is about 114.2814171747.

The spelling of 1492543 in words is "one million, four hundred ninety-two thousand, five hundred forty-three".