151256433 has 8 divisors (see below), whose sum is σ = 202144896. Its totient is φ = 100602800.

The previous prime is 151256423. The next prime is 151256437. The reversal of 151256433 is 334652151.

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

It is a cyclic number.

It is not a de Polignac number, because 151256433 - 2⁸ = 151256177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151256433.

It is not an unprimeable number, because it can be changed into a prime (151256437) 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, 57198 + ... + 59783.

It is an arithmetic number, because the mean of its divisors is an integer number (25268112).

Almost surely, 2^151256433 is an apocalyptic number.

It is an amenable number.

151256433 is a deficient number, since it is larger than the sum of its proper divisors (50888463).

151256433 is a wasteful number, since it uses less digits than its factorization.

151256433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117415.

The product of its digits is 10800, while the sum is 30.

The square root of 151256433 is about 12298.6354121098. The cubic root of 151256433 is about 532.8086720164.

The spelling of 151256433 in words is "one hundred fifty-one million, two hundred fifty-six thousand, four hundred thirty-three".