151882243 has 4 divisors (see below), whose sum is σ = 152289808. Its totient is φ = 151474680.

The previous prime is 151882229. The next prime is 151882249. The reversal of 151882243 is 342288151.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342288151 = 53 ⋅6458267.

It is a cyclic number.

It is not a de Polignac number, because 151882243 - 2²¹ = 149785091 is a prime.

It is a super-2 number, since 2×151882243² = 46136431477422098, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 151882199 and 151882208.

It is not an unprimeable number, because it can be changed into a prime (151882249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203223 + ... + 203968.

It is an arithmetic number, because the mean of its divisors is an integer number (38072452).

Almost surely, 2^151882243 is an apocalyptic number.

151882243 is a deficient number, since it is larger than the sum of its proper divisors (407565).

151882243 is an equidigital number, since it uses as much as digits as its factorization.

151882243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407564.

The product of its digits is 15360, while the sum is 34.

The square root of 151882243 is about 12324.0514036578. The cubic root of 151882243 is about 533.5424770459.

The spelling of 151882243 in words is "one hundred fifty-one million, eight hundred eighty-two thousand, two hundred forty-three".