146117055 has 32 divisors (see below), whose sum is σ = 267798528. Its totient is φ = 66643200.

The previous prime is 146116991. The next prime is 146117063. The reversal of 146117055 is 550711641.

It is not a de Polignac number, because 146117055 - 2⁶ = 146116991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53370 + ... + 56040.

It is an arithmetic number, because the mean of its divisors is an integer number (8368704).

Almost surely, 2^146117055 is an apocalyptic number.

146117055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

146117055 is a deficient number, since it is larger than the sum of its proper divisors (121681473).

146117055 is a wasteful number, since it uses less digits than its factorization.

146117055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3207.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 146117055 is about 12087.8887734790. Note that the first 3 decimals coincide. The cubic root of 146117055 is about 526.7044287848.

Adding to 146117055 its reverse (550711641), we get a palindrome (696828696).

The spelling of 146117055 in words is "one hundred forty-six million, one hundred seventeen thousand, fifty-five".