158201055 has 24 divisors (see below), whose sum is σ = 277692480. Its totient is φ = 83304000.

The previous prime is 158201053. The next prime is 158201063. The reversal of 158201055 is 550102851.

It is not a de Polignac number, because 158201055 - 2¹ = 158201053 is a prime.

It is a super-2 number, since 2×158201055² = 50055147606226050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158201051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18696 + ... + 25805.

It is an arithmetic number, because the mean of its divisors is an integer number (11570520).

Almost surely, 2^158201055 is an apocalyptic number.

158201055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

158201055 is a deficient number, since it is larger than the sum of its proper divisors (119491425).

158201055 is a wasteful number, since it uses less digits than its factorization.

158201055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44591 (or 44588 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

The square root of 158201055 is about 12577.8000858656. The cubic root of 158201055 is about 540.8412299757.

The spelling of 158201055 in words is "one hundred fifty-eight million, two hundred one thousand, fifty-five".