151201144 has 8 divisors (see below), whose sum is σ = 283502160. Its totient is φ = 75600568.

The previous prime is 151201091. The next prime is 151201147. The reversal of 151201144 is 441102151.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151201147) 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 as a sum of consecutive naturals, namely, 9450064 + ... + 9450079.

It is an arithmetic number, because the mean of its divisors is an integer number (35437770).

Almost surely, 2^151201144 is an apocalyptic number.

It is an amenable number.

151201144 is a deficient number, since it is larger than the sum of its proper divisors (132301016).

151201144 is a wasteful number, since it uses less digits than its factorization.

151201144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18900149 (or 18900145 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 151201144 is about 12296.3874369670. The cubic root of 151201144 is about 532.7437446429.

Adding to 151201144 its reverse (441102151), we get a palindrome (592303295).

It can be divided in two parts, 151 and 201144, that added together give a triangular number (201295 = T₆₃₄).

The spelling of 151201144 in words is "one hundred fifty-one million, two hundred one thousand, one hundred forty-four".