1520406008827 has 2 divisors, whose sum is σ = 1520406008828. Its totient is φ = 1520406008826.

The previous prime is 1520406008801. The next prime is 1520406008833. The reversal of 1520406008827 is 7288006040251.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1520406008827 - 2²⁷ = 1520271791099 is a prime.

It is a super-3 number, since 3×1520406008827³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1520406008837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 760203004413 + 760203004414.

It is an arithmetic number, because the mean of its divisors is an integer number (760203004414).

Almost surely, 2^{1520406008827} is an apocalyptic number.

1520406008827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1520406008827 is an equidigital number, since it uses as much as digits as its factorization.

1520406008827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 1520406008827 in words is "one trillion, five hundred twenty billion, four hundred six million, eight thousand, eight hundred twenty-seven".