153450012 has 12 divisors (see below), whose sum is σ = 358050056. Its totient is φ = 51150000.

The previous prime is 153449987. The next prime is 153450013. The reversal of 153450012 is 210054351.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153450013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6393739 + ... + 6393762.

Almost surely, 2^153450012 is an apocalyptic number.

153450012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153450012 is an abundant number, since it is smaller than the sum of its proper divisors (204600044).

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

153450012 is a wasteful number, since it uses less digits than its factorization.

153450012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12787508 (or 12787506 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 153450012 is about 12387.4941775970. The cubic root of 153450012 is about 535.3719857446.

The spelling of 153450012 in words is "one hundred fifty-three million, four hundred fifty thousand, twelve".