1149461541 has 24 divisors (see below), whose sum is σ = 1695245760. Its totient is φ = 750299136.

The previous prime is 1149461539. The next prime is 1149461557. The reversal of 1149461541 is 1451649411.

1149461541 is a `hidden beast` number, since 1 + 149 + 461 + 54 + 1 = 666.

It is not a de Polignac number, because 1149461541 - 2¹ = 1149461539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1149461496 and 1149461505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149461531) 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 23 ways as a sum of consecutive naturals, for example, 132256 + ... + 140678.

It is an arithmetic number, because the mean of its divisors is an integer number (70635240).

Almost surely, 2^1149461541 is an apocalyptic number.

It is an amenable number.

1149461541 is a deficient number, since it is larger than the sum of its proper divisors (545784219).

1149461541 is a wasteful number, since it uses less digits than its factorization.

1149461541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8745 (or 8742 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 1149461541 is about 33903.7098412548. The cubic root of 1149461541 is about 1047.5260094210.

The spelling of 1149461541 in words is "one billion, one hundred forty-nine million, four hundred sixty-one thousand, five hundred forty-one".