155355102 has 24 divisors (see below), whose sum is σ = 384689136. Its totient is φ = 44387136.

The previous prime is 155355091. The next prime is 155355131. The reversal of 155355102 is 201553551.

155355102 is a `hidden beast` number, since 1 + 553 + 5 + 5 + 102 = 666.

155355102 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 616363 + ... + 616614.

It is an arithmetic number, because the mean of its divisors is an integer number (16028714).

Almost surely, 2^155355102 is an apocalyptic number.

155355102 is an abundant number, since it is smaller than the sum of its proper divisors (229334034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155355102 is a wasteful number, since it uses less digits than its factorization.

155355102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232992 (or 1232989 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 155355102 is about 12464.1526787825. The cubic root of 155355102 is about 537.5784368676.

The spelling of 155355102 in words is "one hundred fifty-five million, three hundred fifty-five thousand, one hundred two".