2503142 has 4 divisors (see below), whose sum is σ = 3754716. Its totient is φ = 1251570.

The previous prime is 2503141. The next prime is 2503147. The reversal of 2503142 is 2413052.

2503142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2503142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503141) 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, 625784 + ... + 625787.

It is an arithmetic number, because the mean of its divisors is an integer number (938679).

2^2503142 is an apocalyptic number.

2503142 is a deficient number, since it is larger than the sum of its proper divisors (1251574).

2503142 is a wasteful number, since it uses less digits than its factorization.

2503142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251573.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2503142 is about 1582.1321057358. The cubic root of 2503142 is about 135.7777150277. Note that the first 4 decimals are identical.

Adding to 2503142 its reverse (2413052), we get a palindrome (4916194).

The spelling of 2503142 in words is "two million, five hundred three thousand, one hundred forty-two".