1351244045044 has 12 divisors (see below), whose sum is σ = 2364903285444. Its totient is φ = 675557392064.

The previous prime is 1351244044979. The next prime is 1351244045057. The reversal of 1351244045044 is 4405404421531.

It can be written as a sum of positive squares in 2 ways, for example, as 901322384400 + 449921660644 = 949380^2 + 670762^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1351244044994 and 1351244045012.

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, 16110559 + ... + 16194214.

It is an arithmetic number, because the mean of its divisors is an integer number (197075273787).

Almost surely, 2^{1351244045044} is an apocalyptic number.

It is an amenable number.

1351244045044 is a deficient number, since it is larger than the sum of its proper divisors (1013659240400).

1351244045044 is a wasteful number, since it uses less digits than its factorization.

1351244045044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32315234 (or 32315232 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 1351244045044 its reverse (4405404421531), we get a palindrome (5756648466575).

The spelling of 1351244045044 in words is "one trillion, three hundred fifty-one billion, two hundred forty-four million, forty-five thousand, forty-four".