158741663 has 4 divisors (see below), whose sum is σ = 158789688. Its totient is φ = 158693640.

The previous prime is 158741659. The next prime is 158741747. The reversal of 158741663 is 366147851.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366147851 = 31 ⋅11811221.

It is a cyclic number.

It is not a de Polignac number, because 158741663 - 2² = 158741659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 158741663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158741623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18656 + ... + 25797.

It is an arithmetic number, because the mean of its divisors is an integer number (39697422).

Almost surely, 2^158741663 is an apocalyptic number.

158741663 is a deficient number, since it is larger than the sum of its proper divisors (48025).

158741663 is an equidigital number, since it uses as much as digits as its factorization.

158741663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48024.

The product of its digits is 120960, while the sum is 41.

The square root of 158741663 is about 12599.2723202572. The cubic root of 158741663 is about 541.4565876094.

The spelling of 158741663 in words is "one hundred fifty-eight million, seven hundred forty-one thousand, six hundred sixty-three".