1542453 has 16 divisors (see below), whose sum is σ = 2297856. Its totient is φ = 912240.

The previous prime is 1542451. The next prime is 1542473. The reversal of 1542453 is 3542451.

It is not a de Polignac number, because 1542453 - 2¹ = 1542451 is a prime.

It is a super-2 number, since 2×1542453² = 4758322514418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542451) 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 in 15 ways as a sum of consecutive naturals, for example, 876 + ... + 1962.

It is an arithmetic number, because the mean of its divisors is an integer number (143616).

2^1542453 is an apocalyptic number.

It is an amenable number.

1542453 is a deficient number, since it is larger than the sum of its proper divisors (755403).

1542453 is a wasteful number, since it uses less digits than its factorization.

1542453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144.

The product of its digits is 2400, while the sum is 24.

The square root of 1542453 is about 1241.9553132058. The cubic root of 1542453 is about 115.5413169025.

The spelling of 1542453 in words is "one million, five hundred forty-two thousand, four hundred fifty-three".