1154984954 has 16 divisors (see below), whose sum is σ = 1746072168. Its totient is φ = 572977152.

The previous prime is 1154984953. The next prime is 1154984969. The reversal of 1154984954 is 4594894511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 912342025 + 242642929 = 30205^2 + 15577^2 .

It is not an unprimeable number, because it can be changed into a prime (1154984953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149474 + ... + 157010.

Almost surely, 2^1154984954 is an apocalyptic number.

1154984954 is a deficient number, since it is larger than the sum of its proper divisors (591087214).

1154984954 is a wasteful number, since it uses less digits than its factorization.

1154984954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8129.

The product of its digits is 1036800, while the sum is 50.

The square root of 1154984954 is about 33985.0695747412. The cubic root of 1154984954 is about 1049.2011925974.

The spelling of 1154984954 in words is "one billion, one hundred fifty-four million, nine hundred eighty-four thousand, nine hundred fifty-four".