150825421 has 8 divisors (see below), whose sum is σ = 158943744. Its totient is φ = 142837200.

The previous prime is 150825419. The next prime is 150825427. The reversal of 150825421 is 124528051.

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 150825421 - 2¹ = 150825419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150825421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150825427) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 30141 + ... + 34786.

It is an arithmetic number, because the mean of its divisors is an integer number (19867968).

Almost surely, 2^150825421 is an apocalyptic number.

It is an amenable number.

150825421 is a deficient number, since it is larger than the sum of its proper divisors (8118323).

150825421 is a wasteful number, since it uses less digits than its factorization.

150825421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65051.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 150825421 is about 12281.1001543021. The cubic root of 150825421 is about 532.3021031331.

It can be divided in two parts, 15082 and 5421, that added together give a triangular number (20503 = T₂₀₂).

The spelling of 150825421 in words is "one hundred fifty million, eight hundred twenty-five thousand, four hundred twenty-one".