158741973 has 24 divisors (see below), whose sum is σ = 247738400. Its totient is φ = 97368480.

The previous prime is 158741963. The next prime is 158741977. The reversal of 158741973 is 379147851.

It is not a de Polignac number, because 158741973 - 2⁶ = 158741909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158741977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36678 + ... + 40776.

Almost surely, 2^158741973 is an apocalyptic number.

158741973 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

158741973 is a deficient number, since it is larger than the sum of its proper divisors (88996427).

158741973 is a wasteful number, since it uses less digits than its factorization.

158741973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4449 (or 4446 counting only the distinct ones).

The product of its digits is 211680, while the sum is 45.

The square root of 158741973 is about 12599.2846225490. The cubic root of 158741973 is about 541.4569400719.

The spelling of 158741973 in words is "one hundred fifty-eight million, seven hundred forty-one thousand, nine hundred seventy-three".