150424181 has 2 divisors, whose sum is σ = 150424182. Its totient is φ = 150424180.

The previous prime is 150424171. The next prime is 150424193. The reversal of 150424181 is 181424051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83429956 + 66994225 = 9134^2 + 8185^2 .

It is a cyclic number.

It is not a de Polignac number, because 150424181 - 2¹⁴ = 150407797 is a prime.

It is a super-2 number, since 2×150424181² = 45254868459041522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 150424181.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150424171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75212090 + 75212091.

It is an arithmetic number, because the mean of its divisors is an integer number (75212091).

Almost surely, 2^150424181 is an apocalyptic number.

It is an amenable number.

150424181 is a deficient number, since it is larger than the sum of its proper divisors (1).

150424181 is an equidigital number, since it uses as much as digits as its factorization.

150424181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 150424181 is about 12264.7536053522. The cubic root of 150424181 is about 531.8296571955.

The spelling of 150424181 in words is "one hundred fifty million, four hundred twenty-four thousand, one hundred eighty-one".