201438152 has 16 divisors (see below), whose sum is σ = 397575600. Its totient is φ = 95418000.

The previous prime is 201438143. The next prime is 201438161. The reversal of 201438152 is 251834102.

It is an interprime number because it is at equal distance from previous prime (201438143) and next prime (201438161).

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, 662474 + ... + 662777.

It is an arithmetic number, because the mean of its divisors is an integer number (24848475).

Almost surely, 2^201438152 is an apocalyptic number.

It is an amenable number.

201438152 is a deficient number, since it is larger than the sum of its proper divisors (196137448).

201438152 is a wasteful number, since it uses less digits than its factorization.

201438152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325276 (or 1325272 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 201438152 is about 14192.8908965017. The cubic root of 201438152 is about 586.2019284918.

The spelling of 201438152 in words is "two hundred one million, four hundred thirty-eight thousand, one hundred fifty-two".