158276101 has 2 divisors, whose sum is σ = 158276102. Its totient is φ = 158276100.

The previous prime is 158276093. The next prime is 158276117. The reversal of 158276101 is 101672851.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92179201 + 66096900 = 9601^2 + 8130^2 .

It is a cyclic number.

It is not a de Polignac number, because 158276101 - 2³ = 158276093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158271101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79138050 + 79138051.

It is an arithmetic number, because the mean of its divisors is an integer number (79138051).

Almost surely, 2^158276101 is an apocalyptic number.

It is an amenable number.

158276101 is a deficient number, since it is larger than the sum of its proper divisors (1).

158276101 is an equidigital number, since it uses as much as digits as its factorization.

158276101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 31.

The square root of 158276101 is about 12580.7830042490. The cubic root of 158276101 is about 540.9267362633.

The spelling of 158276101 in words is "one hundred fifty-eight million, two hundred seventy-six thousand, one hundred one".