1534142 has 4 divisors (see below), whose sum is σ = 2301216. Its totient is φ = 767070.

The previous prime is 1534139. The next prime is 1534147. The reversal of 1534142 is 2414351.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2414351 = 137 ⋅17623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534147) 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 as a sum of consecutive naturals, namely, 383534 + ... + 383537.

It is an arithmetic number, because the mean of its divisors is an integer number (575304).

2^1534142 is an apocalyptic number.

1534142 is a deficient number, since it is larger than the sum of its proper divisors (767074).

1534142 is an equidigital number, since it uses as much as digits as its factorization.

1534142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767073.

The product of its digits is 480, while the sum is 20.

The square root of 1534142 is about 1238.6048603166. The cubic root of 1534142 is about 115.3334242893. Note that the first 3 decimals are identical.

Adding to 1534142 its reverse (2414351), we get a palindrome (3948493).

The spelling of 1534142 in words is "one million, five hundred thirty-four thousand, one hundred forty-two".