158073487 has 16 divisors (see below), whose sum is σ = 186439680. Its totient is φ = 132127200.

The previous prime is 158073481. The next prime is 158073499. The reversal of 158073487 is 784370851.

It is a cyclic number.

It is not a de Polignac number, because 158073487 - 2³ = 158073479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158073481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36714 + ... + 40792.

It is an arithmetic number, because the mean of its divisors is an integer number (11652480).

Almost surely, 2^158073487 is an apocalyptic number.

158073487 is a deficient number, since it is larger than the sum of its proper divisors (28366193).

158073487 is a wasteful number, since it uses less digits than its factorization.

158073487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374.

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 158073487 is about 12572.7279060672. The cubic root of 158073487 is about 540.6958188359.

The spelling of 158073487 in words is "one hundred fifty-eight million, seventy-three thousand, four hundred eighty-seven".