63051155 has 4 divisors (see below), whose sum is σ = 75661392. Its totient is φ = 50440920.

The previous prime is 63051151. The next prime is 63051167. The reversal of 63051155 is 55115036.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 63051155 - 2² = 63051151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63051151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6305111 + ... + 6305120.

It is an arithmetic number, because the mean of its divisors is an integer number (18915348).

Almost surely, 2^63051155 is an apocalyptic number.

63051155 is a deficient number, since it is larger than the sum of its proper divisors (12610237).

63051155 is a wasteful number, since it uses less digits than its factorization.

63051155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12610236.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 63051155 is about 7940.4757414150. The cubic root of 63051155 is about 398.0133893629.

The spelling of 63051155 in words is "sixty-three million, fifty-one thousand, one hundred fifty-five".