1131701441 has 16 divisors (see below), whose sum is σ = 1301895504. Its totient is φ = 974475264.

The previous prime is 1131701437. The next prime is 1131701449. The reversal of 1131701441 is 1441071311.

It can be written as a sum of positive squares in 8 ways, for example, as 203889841 + 927811600 = 14279^2 + 30460^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131701441 - 2² = 1131701437 is a prime.

It is a super-2 number, since 2×1131701441² = 2561496303122952962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1131701449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2315 + ... + 47631.

It is an arithmetic number, because the mean of its divisors is an integer number (81368469).

Almost surely, 2^1131701441 is an apocalyptic number.

It is an amenable number.

1131701441 is a deficient number, since it is larger than the sum of its proper divisors (170194063).

1131701441 is a wasteful number, since it uses less digits than its factorization.

1131701441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45460.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 1131701441 is about 33640.7705173351. The cubic root of 1131701441 is about 1042.1029443694.

Adding to 1131701441 its reverse (1441071311), we get a palindrome (2572772752).

The spelling of 1131701441 in words is "one billion, one hundred thirty-one million, seven hundred one thousand, four hundred forty-one".