1244101042 has 8 divisors (see below), whose sum is σ = 1866601116. Its totient is φ = 621900672.

The previous prime is 1244101031. The next prime is 1244101043. The reversal of 1244101042 is 2401014421.

It can be written as a sum of positive squares in 2 ways, for example, as 1213198561 + 30902481 = 34831^2 + 5559^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1244101043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64243 + ... + 81334.

Almost surely, 2^1244101042 is an apocalyptic number.

1244101042 is a deficient number, since it is larger than the sum of its proper divisors (622500074).

1244101042 is a wasteful number, since it uses less digits than its factorization.

1244101042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149852.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1244101042 is about 35271.8165395546. The cubic root of 1244101042 is about 1075.5201497939.

Adding to 1244101042 its reverse (2401014421), we get a palindrome (3645115463).

The spelling of 1244101042 in words is "one billion, two hundred forty-four million, one hundred one thousand, forty-two".