1351107540445 has 16 divisors (see below), whose sum is σ = 1746138753072. Its totient is φ = 997688332800.

The previous prime is 1351107540443. The next prime is 1351107540449. The reversal of 1351107540445 is 5440457011531.

It can be written as a sum of positive squares in 8 ways, for example, as 20180759481 + 1330926780964 = 142059^2 + 1153658^2 .

It is not a de Polignac number, because 1351107540445 - 2¹ = 1351107540443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1351107540398 and 1351107540407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351107540443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 716089 + ... + 1793041.

It is an arithmetic number, because the mean of its divisors is an integer number (109133672067).

Almost surely, 2^{1351107540445} is an apocalyptic number.

It is an amenable number.

1351107540445 is a deficient number, since it is larger than the sum of its proper divisors (395031212627).

1351107540445 is a wasteful number, since it uses less digits than its factorization.

1351107540445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096272.

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 1351107540445 in words is "one trillion, three hundred fifty-one billion, one hundred seven million, five hundred forty thousand, four hundred forty-five".