1525236133 has 2 divisors, whose sum is σ = 1525236134. Its totient is φ = 1525236132.

The previous prime is 1525236113. The next prime is 1525236157. The reversal of 1525236133 is 3316325251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1351444644 + 173791489 = 36762^2 + 13183^2 .

It is an emirp because it is prime and its reverse (3316325251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1525236133 - 2¹⁷ = 1525105061 is a prime.

It is a super-2 number, since 2×1525236133² = 4652690522817587378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1525236095 and 1525236104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1525236113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 762618066 + 762618067.

It is an arithmetic number, because the mean of its divisors is an integer number (762618067).

Almost surely, 2^1525236133 is an apocalyptic number.

It is an amenable number.

1525236133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1525236133 is an equidigital number, since it uses as much as digits as its factorization.

1525236133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 31.

The square root of 1525236133 is about 39054.2716357635. The cubic root of 1525236133 is about 1151.0981653658.

The spelling of 1525236133 in words is "one billion, five hundred twenty-five million, two hundred thirty-six thousand, one hundred thirty-three".