146232011 has 4 divisors (see below), whose sum is σ = 154833912. Its totient is φ = 137630112.

The previous prime is 146232001. The next prime is 146232013. The reversal of 146232011 is 110232641.

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

It is a cyclic number.

It is not a de Polignac number, because 146232011 - 2²⁶ = 79123147 is a prime.

It is a super-2 number, since 2×146232011² = 42767602082208242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146232013) 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, 4300925 + ... + 4300958.

It is an arithmetic number, because the mean of its divisors is an integer number (38708478).

Almost surely, 2^146232011 is an apocalyptic number.

146232011 is a deficient number, since it is larger than the sum of its proper divisors (8601901).

146232011 is an equidigital number, since it uses as much as digits as its factorization.

146232011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8601900.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 146232011 is about 12092.6428459622. The cubic root of 146232011 is about 526.8425188999.

Adding to 146232011 its reverse (110232641), we get a palindrome (256464652).

The spelling of 146232011 in words is "one hundred forty-six million, two hundred thirty-two thousand, eleven".