1135632469 has 2 divisors, whose sum is σ = 1135632470. Its totient is φ = 1135632468.

The previous prime is 1135632437. The next prime is 1135632493. The reversal of 1135632469 is 9642365311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 786129444 + 349503025 = 28038^2 + 18695^2 .

It is an emirp because it is prime and its reverse (9642365311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1135632469 - 2⁵ = 1135632437 is a prime.

It is a super-3 number, since 3×1135632469³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135632499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567816234 + 567816235.

It is an arithmetic number, because the mean of its divisors is an integer number (567816235).

Almost surely, 2^1135632469 is an apocalyptic number.

It is an amenable number.

1135632469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135632469 is an equidigital number, since it uses as much as digits as its factorization.

1135632469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 1135632469 is about 33699.1464135221. The cubic root of 1135632469 is about 1043.3081508709.

The spelling of 1135632469 in words is "one billion, one hundred thirty-five million, six hundred thirty-two thousand, four hundred sixty-nine".