1373130228061 has 8 divisors (see below), whose sum is σ = 1422356028120. Its totient is φ = 1324029526848.

The previous prime is 1373130228059. The next prime is 1373130228077. The reversal of 1373130228061 is 1608220313731.

It can be written as a sum of positive squares in 4 ways, for example, as 420544468036 + 952585760025 = 648494^2 + 976005^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1373130228061 - 2¹ = 1373130228059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1373130228061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373130228091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31252366 + ... + 31296271.

It is an arithmetic number, because the mean of its divisors is an integer number (177794503515).

Almost surely, 2^{1373130228061} is an apocalyptic number.

It is an amenable number.

1373130228061 is a deficient number, since it is larger than the sum of its proper divisors (49225800059).

1373130228061 is an equidigital number, since it uses as much as digits as its factorization.

1373130228061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62549423.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 1373130228061 in words is "one trillion, three hundred seventy-three billion, one hundred thirty million, two hundred twenty-eight thousand, sixty-one".