151549212 has 12 divisors (see below), whose sum is σ = 353614856. Its totient is φ = 50516400.

The previous prime is 151549171. The next prime is 151549213. The reversal of 151549212 is 212945151.

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

It is a self number, because there is not a number n which added to its sum of digits gives 151549212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151549213) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6314539 + ... + 6314562.

Almost surely, 2^151549212 is an apocalyptic number.

151549212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151549212 is an abundant number, since it is smaller than the sum of its proper divisors (202065644).

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

151549212 is a wasteful number, since it uses less digits than its factorization.

151549212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12629108 (or 12629106 counting only the distinct ones).

The product of its digits is 3600, while the sum is 30.

The square root of 151549212 is about 12310.5325636221. The cubic root of 151549212 is about 533.1522268759.

The spelling of 151549212 in words is "one hundred fifty-one million, five hundred forty-nine thousand, two hundred twelve".