1442542125 has 32 divisors (see below), whose sum is σ = 2465289216. Its totient is φ = 748555200.

The previous prime is 1442542103. The next prime is 1442542141. The reversal of 1442542125 is 5212452441.

It is not a de Polignac number, because 1442542125 - 2⁶ = 1442542061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1442542092 and 1442542101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38109 + ... + 65858.

It is an arithmetic number, because the mean of its divisors is an integer number (77040288).

Almost surely, 2^1442542125 is an apocalyptic number.

1442542125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1442542125 is a deficient number, since it is larger than the sum of its proper divisors (1022747091).

1442542125 is a wasteful number, since it uses less digits than its factorization.

1442542125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104022 (or 104012 counting only the distinct ones).

The product of its digits is 12800, while the sum is 30.

The square root of 1442542125 is about 37980.8125900434. The cubic root of 1442542125 is about 1129.9073526777.

Adding to 1442542125 its reverse (5212452441), we get a palindrome (6654994566).

The spelling of 1442542125 in words is "one billion, four hundred forty-two million, five hundred forty-two thousand, one hundred twenty-five".