201415152 has 20 divisors (see below), whose sum is σ = 520322600. Its totient is φ = 67138368.

The previous prime is 201415079. The next prime is 201415169. The reversal of 201415152 is 251514102.

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 3 ways as a sum of consecutive naturals, for example, 2098027 + ... + 2098122.

It is an arithmetic number, because the mean of its divisors is an integer number (26016130).

Almost surely, 2^201415152 is an apocalyptic number.

It is an amenable number.

201415152 is an abundant number, since it is smaller than the sum of its proper divisors (318907448).

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

201415152 is a wasteful number, since it uses less digits than its factorization.

201415152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4196160 (or 4196154 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 201415152 is about 14192.0806085648. The cubic root of 201415152 is about 586.1796169992.

Adding to 201415152 its reverse (251514102), we get a palindrome (452929254).

The spelling of 201415152 in words is "two hundred one million, four hundred fifteen thousand, one hundred fifty-two".