1521472133 has 2 divisors, whose sum is σ = 1521472134. Its totient is φ = 1521472132.

The previous prime is 1521472123. The next prime is 1521472159. The reversal of 1521472133 is 3312741251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1407900484 + 113571649 = 37522^2 + 10657^2 .

It is a cyclic number.

It is not a de Polignac number, because 1521472133 - 2¹⁶ = 1521406597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1521472096 and 1521472105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1521472123) 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, 760736066 + 760736067.

It is an arithmetic number, because the mean of its divisors is an integer number (760736067).

Almost surely, 2^1521472133 is an apocalyptic number.

It is an amenable number.

1521472133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1521472133 is an equidigital number, since it uses as much as digits as its factorization.

1521472133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 29.

The square root of 1521472133 is about 39006.0525175260. The cubic root of 1521472133 is about 1150.1504864190.

The spelling of 1521472133 in words is "one billion, five hundred twenty-one million, four hundred seventy-two thousand, one hundred thirty-three".