158149951 has 8 divisors (see below), whose sum is σ = 162617504. Its totient is φ = 153692640.

The previous prime is 158149903. The next prime is 158149967. The reversal of 158149951 is 159941851.

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-158149951 is a prime.

It is a super-2 number, since 2×158149951² = 50022814002604802, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 158149898 and 158149907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158149991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37321 + ... + 41341.

It is an arithmetic number, because the mean of its divisors is an integer number (20327188).

Almost surely, 2^158149951 is an apocalyptic number.

158149951 is a deficient number, since it is larger than the sum of its proper divisors (4467553).

158149951 is a wasteful number, since it uses less digits than its factorization.

158149951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5121.

The product of its digits is 64800, while the sum is 43.

The square root of 158149951 is about 12575.7684059464. The cubic root of 158149951 is about 540.7829873661.

The spelling of 158149951 in words is "one hundred fifty-eight million, one hundred forty-nine thousand, nine hundred fifty-one".