1150423512 has 128 divisors (see below), whose sum is σ = 3421440000. Its totient is φ = 315514368.

The previous prime is 1150423501. The next prime is 1150423537. The reversal of 1150423512 is 2153240511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 417114 + ... + 419862.

It is an arithmetic number, because the mean of its divisors is an integer number (26730000).

Almost surely, 2^1150423512 is an apocalyptic number.

1150423512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1150423512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1710720000).

1150423512 is an abundant number, since it is smaller than the sum of its proper divisors (2271016488).

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

1150423512 is a wasteful number, since it uses less digits than its factorization.

1150423512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865 (or 2861 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1150423512 is about 33917.8936846025. The cubic root of 1150423512 is about 1047.8181487197.

The spelling of 1150423512 in words is "one billion, one hundred fifty million, four hundred twenty-three thousand, five hundred twelve".