1528132477 has 2 divisors, whose sum is σ = 1528132478. Its totient is φ = 1528132476.

The previous prime is 1528132457. The next prime is 1528132493. The reversal of 1528132477 is 7742318251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1393827556 + 134304921 = 37334^2 + 11589^2 .

It is an emirp because it is prime and its reverse (7742318251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1528132477 - 2²⁷ = 1393914749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1528132457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 764066238 + 764066239.

It is an arithmetic number, because the mean of its divisors is an integer number (764066239).

Almost surely, 2^1528132477 is an apocalyptic number.

It is an amenable number.

1528132477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1528132477 is an equidigital number, since it uses as much as digits as its factorization.

1528132477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94080, while the sum is 40.

The square root of 1528132477 is about 39091.3350629011. The cubic root of 1528132477 is about 1151.8263298048.

The spelling of 1528132477 in words is "one billion, five hundred twenty-eight million, one hundred thirty-two thousand, four hundred seventy-seven".