158039452 has 12 divisors (see below), whose sum is σ = 280358176. Its totient is φ = 77937120.

The previous prime is 158039449. The next prime is 158039459. The reversal of 158039452 is 254930851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158039459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270324 + ... + 270907.

Almost surely, 2^158039452 is an apocalyptic number.

It is an amenable number.

158039452 is a deficient number, since it is larger than the sum of its proper divisors (122318724).

158039452 is a wasteful number, since it uses less digits than its factorization.

158039452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541308 (or 541306 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 158039452 is about 12571.3743083244. The cubic root of 158039452 is about 540.6570100864.

The spelling of 158039452 in words is "one hundred fifty-eight million, thirty-nine thousand, four hundred fifty-two".