1135170263501 has 2 divisors, whose sum is σ = 1135170263502. Its totient is φ = 1135170263500.

The previous prime is 1135170263489. The next prime is 1135170263503. The reversal of 1135170263501 is 1053620715311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 669657442276 + 465512821225 = 818326^2 + 682285^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135170263501 - 2²⁶ = 1135103154637 is a prime.

It is a super-2 number, since 2×1135170263501² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 1135170263503, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135170263503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567585131750 + 567585131751.

It is an arithmetic number, because the mean of its divisors is an integer number (567585131751).

Almost surely, 2^{1135170263501} is an apocalyptic number.

It is an amenable number.

1135170263501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135170263501 is an equidigital number, since it uses as much as digits as its factorization.

1135170263501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 35.

Adding to 1135170263501 its reverse (1053620715311), we get a palindrome (2188790978812).

The spelling of 1135170263501 in words is "one trillion, one hundred thirty-five billion, one hundred seventy million, two hundred sixty-three thousand, five hundred one".