146261145 has 32 divisors (see below), whose sum is σ = 252362880. Its totient is φ = 72092160.

The previous prime is 146261119. The next prime is 146261147. The reversal of 146261145 is 541162641.

146261145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146261145 - 2¹¹ = 146259097 is a prime.

It is a super-2 number, since 2×146261145² = 42784645073422050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (146261147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5427 + ... + 17943.

It is an arithmetic number, because the mean of its divisors is an integer number (7886340).

Almost surely, 2^146261145 is an apocalyptic number.

146261145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146261145 is a deficient number, since it is larger than the sum of its proper divisors (106101735).

146261145 is a wasteful number, since it uses less digits than its factorization.

146261145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12585.

The product of its digits is 5760, while the sum is 30.

The square root of 146261145 is about 12093.8474027085. The cubic root of 146261145 is about 526.8775044242.

The spelling of 146261145 in words is "one hundred forty-six million, two hundred sixty-one thousand, one hundred forty-five".