1520960284117 has 2 divisors, whose sum is σ = 1520960284118. Its totient is φ = 1520960284116.

The previous prime is 1520960284093. The next prime is 1520960284141. The reversal of 1520960284117 is 7114820690251.

It is a balanced prime because it is at equal distance from previous prime (1520960284093) and next prime (1520960284141).

It can be written as a sum of positive squares in only one way, i.e., 943460599761 + 577499684356 = 971319^2 + 759934^2 .

It is an emirp because it is prime and its reverse (7114820690251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1520960284117 - 2³¹ = 1518812800469 is a prime.

It is a super-2 number, since 2×1520960284117² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1520967284117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 760480142058 + 760480142059.

It is an arithmetic number, because the mean of its divisors is an integer number (760480142059).

Almost surely, 2^{1520960284117} is an apocalyptic number.

It is an amenable number.

1520960284117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1520960284117 is an equidigital number, since it uses as much as digits as its factorization.

1520960284117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 1520960284117 in words is "one trillion, five hundred twenty billion, nine hundred sixty million, two hundred eighty-four thousand, one hundred seventeen".