151278873 has 8 divisors (see below), whose sum is σ = 201787488. Its totient is φ = 100811424.

The previous prime is 151278857. The next prime is 151278899. The reversal of 151278873 is 378872151.

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

It is not a de Polignac number, because 151278873 - 2⁴ = 151278857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (151278173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340 + ... + 17397.

It is an arithmetic number, because the mean of its divisors is an integer number (25223436).

Almost surely, 2^151278873 is an apocalyptic number.

It is an amenable number.

151278873 is a deficient number, since it is larger than the sum of its proper divisors (50508615).

151278873 is a wasteful number, since it uses less digits than its factorization.

151278873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20583.

The product of its digits is 94080, while the sum is 42.

The square root of 151278873 is about 12299.5476746098. The cubic root of 151278873 is about 532.8350194035.

The spelling of 151278873 in words is "one hundred fifty-one million, two hundred seventy-eight thousand, eight hundred seventy-three".