151945194 has 8 divisors (see below), whose sum is σ = 303890400. Its totient is φ = 50648396.

The previous prime is 151945169. The next prime is 151945217. The reversal of 151945194 is 491549151.

It is a sphenic number, since it is the product of 3 distinct primes.

151945194 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12662094 + ... + 12662105.

It is an arithmetic number, because the mean of its divisors is an integer number (37986300).

Almost surely, 2^151945194 is an apocalyptic number.

151945194 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

151945194 is a wasteful number, since it uses less digits than its factorization.

151945194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25324204.

The product of its digits is 32400, while the sum is 39.

The square root of 151945194 is about 12326.6051287449. The cubic root of 151945194 is about 533.6161797439.

The spelling of 151945194 in words is "one hundred fifty-one million, nine hundred forty-five thousand, one hundred ninety-four".