1012444142 has 8 divisors (see below), whose sum is σ = 1524717432. Its totient is φ = 504205000.

The previous prime is 1012444109. The next prime is 1012444157. The reversal of 1012444142 is 2414442101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1007909 + ... + 1008912.

It is an arithmetic number, because the mean of its divisors is an integer number (190589679).

Almost surely, 2^1012444142 is an apocalyptic number.

1012444142 is a deficient number, since it is larger than the sum of its proper divisors (512273290).

1012444142 is a wasteful number, since it uses less digits than its factorization.

1012444142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017074.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 1012444142 is about 31818.9274174979. The cubic root of 1012444142 is about 1004.1309590129.

Adding to 1012444142 its reverse (2414442101), we get a palindrome (3426886243).

The spelling of 1012444142 in words is "one billion, twelve million, four hundred forty-four thousand, one hundred forty-two".