146820011 has 32 divisors (see below), whose sum is σ = 174720000. Its totient is φ = 122145408.

The previous prime is 146819993. The next prime is 146820029. The reversal of 146820011 is 110028641.

It is an interprime number because it is at equal distance from previous prime (146819993) and next prime (146820029).

It is a cyclic number.

It is not a de Polignac number, because 146820011 - 2⁶ = 146819947 is a prime.

It is a super-2 number, since 2×146820011² = 43112231260080242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146820071) 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, 737690 + ... + 737888.

It is an arithmetic number, because the mean of its divisors is an integer number (5460000).

Almost surely, 2^146820011 is an apocalyptic number.

146820011 is a deficient number, since it is larger than the sum of its proper divisors (27899989).

146820011 is a wasteful number, since it uses less digits than its factorization.

146820011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 146820011 is about 12116.9307582407. The cubic root of 146820011 is about 527.5477204270.

Adding to 146820011 its reverse (110028641), we get a palindrome (256848652).

The spelling of 146820011 in words is "one hundred forty-six million, eight hundred twenty thousand, eleven".