151676393 has 4 divisors (see below), whose sum is σ = 165465168. Its totient is φ = 137887620.

The previous prime is 151676389. The next prime is 151676471. The reversal of 151676393 is 393676151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 151676393 - 2² = 151676389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151676393.

It is not an unprimeable number, because it can be changed into a prime (151676303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6894371 + ... + 6894392.

It is an arithmetic number, because the mean of its divisors is an integer number (41366292).

Almost surely, 2^151676393 is an apocalyptic number.

It is an amenable number.

151676393 is a deficient number, since it is larger than the sum of its proper divisors (13788775).

151676393 is a wasteful number, since it uses less digits than its factorization.

151676393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788774.

The product of its digits is 102060, while the sum is 41.

The square root of 151676393 is about 12315.6970164096. The cubic root of 151676393 is about 533.3013266817.

The spelling of 151676393 in words is "one hundred fifty-one million, six hundred seventy-six thousand, three hundred ninety-three".