158877401 has 8 divisors (see below), whose sum is σ = 160022400. Its totient is φ = 157736880.

The previous prime is 158877377. The next prime is 158877409. The reversal of 158877401 is 104778851.

158877401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158877401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158877409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99830 + ... + 101408.

It is an arithmetic number, because the mean of its divisors is an integer number (20002800).

Almost surely, 2^158877401 is an apocalyptic number.

It is an amenable number.

158877401 is a deficient number, since it is larger than the sum of its proper divisors (1144999).

158877401 is a wasteful number, since it uses less digits than its factorization.

158877401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239.

The product of its (nonzero) digits is 62720, while the sum is 41.

The square root of 158877401 is about 12604.6579088843. The cubic root of 158877401 is about 541.6108745481.

The spelling of 158877401 in words is "one hundred fifty-eight million, eight hundred seventy-seven thousand, four hundred one".