151204243 has 4 divisors (see below), whose sum is σ = 153275608. Its totient is φ = 149132880.

The previous prime is 151204213. The next prime is 151204253. The reversal of 151204243 is 342402151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 151204243 - 2¹³ = 151196051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151204213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035573 + ... + 1035718.

It is an arithmetic number, because the mean of its divisors is an integer number (38318902).

Almost surely, 2^151204243 is an apocalyptic number.

151204243 is a deficient number, since it is larger than the sum of its proper divisors (2071365).

151204243 is an equidigital number, since it uses as much as digits as its factorization.

151204243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071364.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 151204243 is about 12296.5134489415. The cubic root of 151204243 is about 532.7473843014.

Adding to 151204243 its reverse (342402151), we get a palindrome (493606394).

The spelling of 151204243 in words is "one hundred fifty-one million, two hundred four thousand, two hundred forty-three".