151126191 has 6 divisors (see below), whose sum is σ = 218293400. Its totient is φ = 100750788.

The previous prime is 151126121. The next prime is 151126193. The reversal of 151126191 is 191621151.

151126191 is a `hidden beast` number, since 1 + 511 + 2 + 61 + 91 = 666.

It is not a de Polignac number, because 151126191 - 2¹⁰ = 151125167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151126193) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8395891 + ... + 8395908.

Almost surely, 2^151126191 is an apocalyptic number.

151126191 is a deficient number, since it is larger than the sum of its proper divisors (67167209).

151126191 is a wasteful number, since it uses less digits than its factorization.

151126191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16791805 (or 16791802 counting only the distinct ones).

The product of its digits is 540, while the sum is 27.

The square root of 151126191 is about 12293.3392941056. The cubic root of 151126191 is about 532.6557000229.

The spelling of 151126191 in words is "one hundred fifty-one million, one hundred twenty-six thousand, one hundred ninety-one".