151144742 has 16 divisors (see below), whose sum is σ = 265132032. Its totient is φ = 63269640.

The previous prime is 151144733. The next prime is 151144757. The reversal of 151144742 is 247441151.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124934 + ... + 126137.

It is an arithmetic number, because the mean of its divisors is an integer number (16570752).

Almost surely, 2^151144742 is an apocalyptic number.

151144742 is a deficient number, since it is larger than the sum of its proper divisors (113987290).

151144742 is a wasteful number, since it uses less digits than its factorization.

151144742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251123.

The product of its digits is 4480, while the sum is 29.

The square root of 151144742 is about 12294.0937852287. The cubic root of 151144742 is about 532.6774939324.

Adding to 151144742 its reverse (247441151), we get a palindrome (398585893).

The spelling of 151144742 in words is "one hundred fifty-one million, one hundred forty-four thousand, seven hundred forty-two".