1141461653 has 4 divisors (see below), whose sum is σ = 1157098188. Its totient is φ = 1125825120.

The previous prime is 1141461619. The next prime is 1141461661. The reversal of 1141461653 is 3561641411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3561641411 = 3187 ⋅1117553.

It can be written as a sum of positive squares in 2 ways, for example, as 671742724 + 469718929 = 25918^2 + 21673^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141461653 - 2¹⁸ = 1141199509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141461683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7818158 + ... + 7818303.

It is an arithmetic number, because the mean of its divisors is an integer number (289274547).

Almost surely, 2^1141461653 is an apocalyptic number.

It is an amenable number.

1141461653 is a deficient number, since it is larger than the sum of its proper divisors (15636535).

1141461653 is an equidigital number, since it uses as much as digits as its factorization.

1141461653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15636534.

The product of its digits is 8640, while the sum is 32.

The square root of 1141461653 is about 33785.5243114562. The cubic root of 1141461653 is about 1045.0902001611.

The spelling of 1141461653 in words is "one billion, one hundred forty-one million, four hundred sixty-one thousand, six hundred fifty-three".