151049439 has 24 divisors (see below), whose sum is σ = 222545232. Its totient is φ = 98707200.

The previous prime is 151049413. The next prime is 151049461. The reversal of 151049439 is 934940151.

It is a happy number.

It is not a de Polignac number, because 151049439 - 2⁵ = 151049407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151041439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96487 + ... + 98039.

It is an arithmetic number, because the mean of its divisors is an integer number (9272718).

Almost surely, 2^151049439 is an apocalyptic number.

151049439 is a deficient number, since it is larger than the sum of its proper divisors (71495793).

151049439 is a wasteful number, since it uses less digits than its factorization.

151049439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767 (or 1764 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 151049439 is about 12290.2172071937. The cubic root of 151049439 is about 532.5655120087.

The spelling of 151049439 in words is "one hundred fifty-one million, forty-nine thousand, four hundred thirty-nine".