155411204 has 12 divisors (see below), whose sum is σ = 292890444. Its totient is φ = 71728224.

The previous prime is 155411173. The next prime is 155411213. The reversal of 155411204 is 402114551.

It can be written as a sum of positive squares in 2 ways, for example, as 15225604 + 140185600 = 3902^2 + 11840^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 155411204.

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, 1494287 + ... + 1494390.

It is an arithmetic number, because the mean of its divisors is an integer number (24407537).

Almost surely, 2^155411204 is an apocalyptic number.

It is an amenable number.

155411204 is a deficient number, since it is larger than the sum of its proper divisors (137479240).

155411204 is a wasteful number, since it uses less digits than its factorization.

155411204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988694 (or 2988692 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 155411204 is about 12466.4030096897. The cubic root of 155411204 is about 537.6431393791.

Adding to 155411204 its reverse (402114551), we get a palindrome (557525755).

The spelling of 155411204 in words is "one hundred fifty-five million, four hundred eleven thousand, two hundred four".