155241506 has 24 divisors (see below), whose sum is σ = 273384540. Its totient is φ = 65917152.

The previous prime is 155241503. The next prime is 155241551. The reversal of 155241506 is 605142551.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 152300281 + 2941225 = 12341^2 + 1715^2 .

It is not an unprimeable number, because it can be changed into a prime (155241503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3416 + ... + 17948.

Almost surely, 2^155241506 is an apocalyptic number.

155241506 is a deficient number, since it is larger than the sum of its proper divisors (118143034).

155241506 is a wasteful number, since it uses less digits than its factorization.

155241506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14658 (or 14651 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 155241506 is about 12459.5949372361. The cubic root of 155241506 is about 537.4473787317.

The spelling of 155241506 in words is "one hundred fifty-five million, two hundred forty-one thousand, five hundred six".