146111147 has 24 divisors (see below), whose sum is σ = 182584224. Its totient is φ = 114476544.

The previous prime is 146111143. The next prime is 146111149. The reversal of 146111147 is 741111641.

It is not a de Polignac number, because 146111147 - 2² = 146111143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146111143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133133 + ... + 134225.

It is an arithmetic number, because the mean of its divisors is an integer number (7607676).

Almost surely, 2^146111147 is an apocalyptic number.

146111147 is a deficient number, since it is larger than the sum of its proper divisors (36473077).

146111147 is a wasteful number, since it uses less digits than its factorization.

146111147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239 (or 1226 counting only the distinct ones).

The product of its digits is 672, while the sum is 26.

The square root of 146111147 is about 12087.6443941737. The cubic root of 146111147 is about 526.6973298834.

Adding to 146111147 its reverse (741111641), we get a palindrome (887222788).

The spelling of 146111147 in words is "one hundred forty-six million, one hundred eleven thousand, one hundred forty-seven".