155730106 has 8 divisors (see below), whose sum is σ = 266965920. Its totient is φ = 66741468.

The previous prime is 155730053. The next prime is 155730109. The reversal of 155730106 is 601037551.

155730106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (155730109) 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, 5561776 + ... + 5561803.

It is an arithmetic number, because the mean of its divisors is an integer number (33370740).

Almost surely, 2^155730106 is an apocalyptic number.

155730106 is a deficient number, since it is larger than the sum of its proper divisors (111235814).

155730106 is a wasteful number, since it uses less digits than its factorization.

155730106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11123588.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 155730106 is about 12479.1869126157. The cubic root of 155730106 is about 538.0106339712.

Adding to 155730106 its reverse (601037551), we get a palindrome (756767657).

The spelling of 155730106 in words is "one hundred fifty-five million, seven hundred thirty thousand, one hundred six".