158004007 has 6 divisors (see below), whose sum is σ = 180614024. Its totient is φ = 135403500.

The previous prime is 158003987. The next prime is 158004061. The reversal of 158004007 is 700400851.

It is not a de Polignac number, because 158004007 - 2¹⁵ = 157971239 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 (158004107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30882 + ... + 35632.

Almost surely, 2^158004007 is an apocalyptic number.

158004007 is a deficient number, since it is larger than the sum of its proper divisors (22610017).

158004007 is an frugal number, since it uses more digits than its factorization.

158004007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9509 (or 4758 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 158004007 is about 12569.9644788679. The cubic root of 158004007 is about 540.6165876468.

Adding to 158004007 its reverse (700400851), we get a palindrome (858404858).

The spelling of 158004007 in words is "one hundred fifty-eight million, four thousand, seven".