155340122 has 8 divisors (see below), whose sum is σ = 266297376. Its totient is φ = 66574332.

The previous prime is 155340113. The next prime is 155340167. The reversal of 155340122 is 221043551.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5547848 + ... + 5547875.

It is an arithmetic number, because the mean of its divisors is an integer number (33287172).

Almost surely, 2^155340122 is an apocalyptic number.

155340122 is a deficient number, since it is larger than the sum of its proper divisors (110957254).

155340122 is a wasteful number, since it uses less digits than its factorization.

155340122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11095732.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 155340122 is about 12463.5517409766. The cubic root of 155340122 is about 537.5611577788.

Adding to 155340122 its reverse (221043551), we get a palindrome (376383673).

The spelling of 155340122 in words is "one hundred fifty-five million, three hundred forty thousand, one hundred twenty-two".