151601312 has 12 divisors (see below), whose sum is σ = 298465146. Its totient is φ = 75800640.

The previous prime is 151601311. The next prime is 151601339. The reversal of 151601312 is 213106151.

It can be written as a sum of positive squares in only one way, i.e., 136515856 + 15085456 = 11684^2 + 3884^2 .

It is not an unprimeable number, because it can be changed into a prime (151601311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2368739 + ... + 2368802.

Almost surely, 2^151601312 is an apocalyptic number.

It is an amenable number.

151601312 is a deficient number, since it is larger than the sum of its proper divisors (146863834).

151601312 is an equidigital number, since it uses as much as digits as its factorization.

151601312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4737551 (or 4737543 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 151601312 is about 12312.6484559578. The cubic root of 151601312 is about 533.2133160498.

Adding to 151601312 its reverse (213106151), we get a palindrome (364707463).

The spelling of 151601312 in words is "one hundred fifty-one million, six hundred one thousand, three hundred twelve".