1244420411434 has 4 divisors (see below), whose sum is σ = 1866630617154. Its totient is φ = 622210205716.

The previous prime is 1244420411431. The next prime is 1244420411449. The reversal of 1244420411434 is 4341140244421.

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

It can be written as a sum of positive squares in only one way, i.e., 783782649225 + 460637762209 = 885315^2 + 678703^2 .

It is a super-3 number, since 3×1244420411434³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1244420411434.

It is not an unprimeable number, because it can be changed into a prime (1244420411431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311105102857 + ... + 311105102860.

Almost surely, 2^{1244420411434} is an apocalyptic number.

1244420411434 is a deficient number, since it is larger than the sum of its proper divisors (622210205720).

1244420411434 is an equidigital number, since it uses as much as digits as its factorization.

1244420411434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622210205719.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 1244420411434 its reverse (4341140244421), we get a palindrome (5585560655855).

The spelling of 1244420411434 in words is "one trillion, two hundred forty-four billion, four hundred twenty million, four hundred eleven thousand, four hundred thirty-four".