1149332605 has 8 divisors (see below), whose sum is σ = 1391405112. Its totient is φ = 911328768.

The previous prime is 1149332581. The next prime is 1149332663. The reversal of 1149332605 is 5062339411.

It can be written as a sum of positive squares in 4 ways, for example, as 50608996 + 1098723609 = 7114^2 + 33147^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1149332605 - 2¹³ = 1149324413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016544 + ... + 1017673.

It is an arithmetic number, because the mean of its divisors is an integer number (173925639).

Almost surely, 2^1149332605 is an apocalyptic number.

It is an amenable number.

1149332605 is a deficient number, since it is larger than the sum of its proper divisors (242072507).

1149332605 is a wasteful number, since it uses less digits than its factorization.

1149332605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034335.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 1149332605 is about 33901.8082851048. The cubic root of 1149332605 is about 1047.4868406858.

The spelling of 1149332605 in words is "one billion, one hundred forty-nine million, three hundred thirty-two thousand, six hundred five".