151019243 has 2 divisors, whose sum is σ = 151019244. Its totient is φ = 151019242.

The previous prime is 151019233. The next prime is 151019249. The reversal of 151019243 is 342910151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151019243 - 2⁶ = 151019179 is a prime.

It is not a weakly prime, because it can be changed into another prime (151019249) 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 as a sum of consecutive naturals, namely, 75509621 + 75509622.

It is an arithmetic number, because the mean of its divisors is an integer number (75509622).

Almost surely, 2^151019243 is an apocalyptic number.

151019243 is a deficient number, since it is larger than the sum of its proper divisors (1).

151019243 is an equidigital number, since it uses as much as digits as its factorization.

151019243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 151019243 is about 12288.9886890663. The cubic root of 151019243 is about 532.5300215979.

Adding to 151019243 its reverse (342910151), we get a palindrome (493929394).

The spelling of 151019243 in words is "one hundred fifty-one million, nineteen thousand, two hundred forty-three".