158089477 has 16 divisors (see below), whose sum is σ = 206019072. Its totient is φ = 117722880.

The previous prime is 158089441. The next prime is 158089489. The reversal of 158089477 is 774980851.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158089477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158089477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158089427) 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, 49549 + ... + 52642.

It is an arithmetic number, because the mean of its divisors is an integer number (12876192).

Almost surely, 2^158089477 is an apocalyptic number.

158089477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

158089477 is a deficient number, since it is larger than the sum of its proper divisors (47929595).

158089477 is a wasteful number, since it uses less digits than its factorization.

158089477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102228.

The product of its (nonzero) digits is 564480, while the sum is 49.

The square root of 158089477 is about 12573.3637901717. The cubic root of 158089477 is about 540.7140496702.

The spelling of 158089477 in words is "one hundred fifty-eight million, eighty-nine thousand, four hundred seventy-seven".