1522772539 has 2 divisors, whose sum is σ = 1522772540. Its totient is φ = 1522772538.

The previous prime is 1522772491. The next prime is 1522772549. The reversal of 1522772539 is 9352772251.

It is a strong prime.

It is an emirp because it is prime and its reverse (9352772251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1522772539 - 2¹⁷ = 1522641467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1522772495 and 1522772504.

It is not a weakly prime, because it can be changed into another prime (1522772549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761386269 + 761386270.

It is an arithmetic number, because the mean of its divisors is an integer number (761386270).

Almost surely, 2^1522772539 is an apocalyptic number.

1522772539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1522772539 is an equidigital number, since it uses as much as digits as its factorization.

1522772539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 43.

The square root of 1522772539 is about 39022.7182420702. The cubic root of 1522772539 is about 1150.4780719304.

The spelling of 1522772539 in words is "one billion, five hundred twenty-two million, seven hundred seventy-two thousand, five hundred thirty-nine".