1149353641 has 2 divisors, whose sum is σ = 1149353642. Its totient is φ = 1149353640.

The previous prime is 1149353633. The next prime is 1149353701. The reversal of 1149353641 is 1463539411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1149210000 + 143641 = 33900^2 + 379^2 .

It is a cyclic number.

It is not a de Polignac number, because 1149353641 - 2³ = 1149353633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1149353641.

It is not a weakly prime, because it can be changed into another prime (1149353141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574676820 + 574676821.

It is an arithmetic number, because the mean of its divisors is an integer number (574676821).

Almost surely, 2^1149353641 is an apocalyptic number.

It is an amenable number.

1149353641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149353641 is an equidigital number, since it uses as much as digits as its factorization.

1149353641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 1149353641 is about 33902.1185326227. The cubic root of 1149353641 is about 1047.4932312928.

The spelling of 1149353641 in words is "one billion, one hundred forty-nine million, three hundred fifty-three thousand, six hundred forty-one".