155463155 has 16 divisors (see below), whose sum is σ = 188360640. Its totient is φ = 123174912.

The previous prime is 155463137. The next prime is 155463157. The reversal of 155463155 is 551364551.

155463155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 155463155 - 2²² = 151268851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155463157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432866 + ... + 433224.

It is an arithmetic number, because the mean of its divisors is an integer number (11772540).

Almost surely, 2^155463155 is an apocalyptic number.

155463155 is a deficient number, since it is larger than the sum of its proper divisors (32897485).

155463155 is a wasteful number, since it uses less digits than its factorization.

155463155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958.

The product of its digits is 45000, while the sum is 35.

The square root of 155463155 is about 12468.4864759120. The cubic root of 155463155 is about 537.7030406525.

The spelling of 155463155 in words is "one hundred fifty-five million, four hundred sixty-three thousand, one hundred fifty-five".