146188011 has 4 divisors (see below), whose sum is σ = 194917352. Its totient is φ = 97458672.

The previous prime is 146187997. The next prime is 146188019. The reversal of 146188011 is 110881641.

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

It is not a de Polignac number, because 146188011 - 2⁹ = 146187499 is a prime.

It is a super-2 number, since 2×146188011² = 42741869120272242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146188011.

It is not an unprimeable number, because it can be changed into a prime (146188019) 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, 24364666 + ... + 24364671.

It is an arithmetic number, because the mean of its divisors is an integer number (48729338).

Almost surely, 2^146188011 is an apocalyptic number.

146188011 is a deficient number, since it is larger than the sum of its proper divisors (48729341).

146188011 is an equidigital number, since it uses as much as digits as its factorization.

146188011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48729340.

The product of its (nonzero) digits is 1536, while the sum is 30.

The square root of 146188011 is about 12090.8234210909. The cubic root of 146188011 is about 526.7896727502.

The spelling of 146188011 in words is "one hundred forty-six million, one hundred eighty-eight thousand, eleven".