158391114 has 32 divisors (see below), whose sum is σ = 362451840. Its totient is φ = 45202752.

The previous prime is 158391097. The next prime is 158391119. The reversal of 158391114 is 411193851.

158391114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (158391119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49392 + ... + 52500.

It is an arithmetic number, because the mean of its divisors is an integer number (11326620).

Almost surely, 2^158391114 is an apocalyptic number.

158391114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

158391114 is an abundant number, since it is smaller than the sum of its proper divisors (204060726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158391114 is a wasteful number, since it uses less digits than its factorization.

158391114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4334.

The product of its digits is 4320, while the sum is 33.

The square root of 158391114 is about 12585.3531535670. The cubic root of 158391114 is about 541.0577279144.

The spelling of 158391114 in words is "one hundred fifty-eight million, three hundred ninety-one thousand, one hundred fourteen".