1153376461 has 2 divisors, whose sum is σ = 1153376462. Its totient is φ = 1153376460.

The previous prime is 1153376449. The next prime is 1153376501. The reversal of 1153376461 is 1646733511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 938196900 + 215179561 = 30630^2 + 14669^2 .

It is an emirp because it is prime and its reverse (1646733511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1153376461 - 2⁷ = 1153376333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1153376461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1153376761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576688230 + 576688231.

It is an arithmetic number, because the mean of its divisors is an integer number (576688231).

Almost surely, 2^1153376461 is an apocalyptic number.

It is an amenable number.

1153376461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153376461 is an equidigital number, since it uses as much as digits as its factorization.

1153376461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 1153376461 is about 33961.3966291141. The cubic root of 1153376461 is about 1048.7139086712.

The spelling of 1153376461 in words is "one billion, one hundred fifty-three million, three hundred seventy-six thousand, four hundred sixty-one".