146402811 has 12 divisors (see below), whose sum is σ = 211602040. Its totient is φ = 97541280.

The previous prime is 146402803. The next prime is 146402813. The reversal of 146402811 is 118204641.

It is a happy number.

146402811 is a `hidden beast` number, since 1 + 4 + 640 + 2 + 8 + 11 = 666.

It is not a de Polignac number, because 146402811 - 2³ = 146402803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146402813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14055 + ... + 22143.

Almost surely, 2^146402811 is an apocalyptic number.

146402811 is a deficient number, since it is larger than the sum of its proper divisors (65199229).

146402811 is a wasteful number, since it uses less digits than its factorization.

146402811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10106 (or 10103 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 146402811 is about 12099.7029302376. The cubic root of 146402811 is about 527.0475576600.

The spelling of 146402811 in words is "one hundred forty-six million, four hundred two thousand, eight hundred eleven".