1500229 has 2 divisors, whose sum is σ = 1500230. Its totient is φ = 1500228.

The previous prime is 1500181. The next prime is 1500241. The reversal of 1500229 is 9220051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1435204 + 65025 = 1198^2 + 255^2 .

It is a cyclic number.

It is not a de Polignac number, because 1500229 - 2⁷ = 1500101 is a prime.

1500229 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1500269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750114 + 750115.

It is an arithmetic number, because the mean of its divisors is an integer number (750115).

2^1500229 is an apocalyptic number.

It is an amenable number.

1500229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1500229 is an equidigital number, since it uses as much as digits as its factorization.

1500229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1500229 is about 1224.8383566822. The cubic root of 1500229 is about 114.4772492825.

The spelling of 1500229 in words is "one million, five hundred thousand, two hundred twenty-nine".