1153434012 has 12 divisors (see below), whose sum is σ = 2691346056. Its totient is φ = 384478000.

The previous prime is 1153433993. The next prime is 1153434043. The reversal of 1153434012 is 2104343511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1153434012² = 2660820040076832288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48059739 + ... + 48059762.

It is an arithmetic number, because the mean of its divisors is an integer number (224278838).

Almost surely, 2^1153434012 is an apocalyptic number.

1153434012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1153434012 is an abundant number, since it is smaller than the sum of its proper divisors (1537912044).

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

1153434012 is a wasteful number, since it uses less digits than its factorization.

1153434012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96119508 (or 96119506 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1153434012 is about 33962.2439187990. The cubic root of 1153434012 is about 1048.7313512358.

Adding to 1153434012 its reverse (2104343511), we get a palindrome (3257777523).

The spelling of 1153434012 in words is "one billion, one hundred fifty-three million, four hundred thirty-four thousand, twelve".