1134148521 has 16 divisors (see below), whose sum is σ = 1688037120. Its totient is φ = 671376720.

The previous prime is 1134148517. The next prime is 1134148529. The reversal of 1134148521 is 1258414311.

It is not a de Polignac number, because 1134148521 - 2² = 1134148517 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1134148529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 398211 + ... + 401048.

It is an arithmetic number, because the mean of its divisors is an integer number (105502320).

Almost surely, 2^1134148521 is an apocalyptic number.

1134148521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1134148521 is a deficient number, since it is larger than the sum of its proper divisors (553888599).

1134148521 is a wasteful number, since it uses less digits than its factorization.

1134148521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799316.

The product of its digits is 3840, while the sum is 30.

The square root of 1134148521 is about 33677.1216258159. The cubic root of 1134148521 is about 1042.8535173122.

The spelling of 1134148521 in words is "one billion, one hundred thirty-four million, one hundred forty-eight thousand, five hundred twenty-one".