1154973852 has 36 divisors (see below), whose sum is σ = 2969006040. Its totient is φ = 378465312.

The previous prime is 1154973823. The next prime is 1154973871. The reversal of 1154973852 is 2583794511.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×1154973852³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1154973798 and 1154973807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269763 + ... + 274010.

It is an arithmetic number, because the mean of its divisors is an integer number (82472390).

Almost surely, 2^1154973852 is an apocalyptic number.

1154973852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1154973852 is an abundant number, since it is smaller than the sum of its proper divisors (1814032188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154973852 is a wasteful number, since it uses less digits than its factorization.

1154973852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543842 (or 543837 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 1154973852 is about 33984.9062379169. The cubic root of 1154973852 is about 1049.1978308598.

The spelling of 1154973852 in words is "one billion, one hundred fifty-four million, nine hundred seventy-three thousand, eight hundred fifty-two".