1135957 has 4 divisors (see below), whose sum is σ = 1202796. Its totient is φ = 1069120.

The previous prime is 1135951. The next prime is 1135963. The reversal of 1135957 is 7595311.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1135951) and next prime (1135963).

It can be written as a sum of positive squares in 2 ways, for example, as 505521 + 630436 = 711^2 + 794^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1135957 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33394 + ... + 33427.

It is an arithmetic number, because the mean of its divisors is an integer number (300699).

2^1135957 is an apocalyptic number.

1135957 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1135957 is a deficient number, since it is larger than the sum of its proper divisors (66839).

1135957 is an equidigital number, since it uses as much as digits as its factorization.

1135957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66838.

The product of its digits is 4725, while the sum is 31.

The square root of 1135957 is about 1065.8128353515. The cubic root of 1135957 is about 104.3407523863.

The spelling of 1135957 in words is "one million, one hundred thirty-five thousand, nine hundred fifty-seven".