155414011 has 4 divisors (see below), whose sum is σ = 155456632. Its totient is φ = 155371392.

The previous prime is 155414009. The next prime is 155414027. The reversal of 155414011 is 110414551.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110414551 = 13 ⋅8493427.

It is a cyclic number.

It is not a de Polignac number, because 155414011 - 2¹ = 155414009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155414111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15270 + ... + 23323.

It is an arithmetic number, because the mean of its divisors is an integer number (38864158).

Almost surely, 2^155414011 is an apocalyptic number.

155414011 is a deficient number, since it is larger than the sum of its proper divisors (42621).

155414011 is an equidigital number, since it uses as much as digits as its factorization.

155414011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42620.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 155414011 is about 12466.5155917762. The cubic root of 155414011 is about 537.6463762869.

Adding to 155414011 its reverse (110414551), we get a palindrome (265828562).

The spelling of 155414011 in words is "one hundred fifty-five million, four hundred fourteen thousand, eleven".