146401803 has 8 divisors (see below), whose sum is σ = 216891600. Its totient is φ = 97601184.

The previous prime is 146401793. The next prime is 146401813. The reversal of 146401803 is 308104641.

146401803 is a `hidden beast` number, since 1 + 4 + 640 + 18 + 0 + 3 = 666.

146401803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (146401793) and next prime (146401813).

It is not a de Polignac number, because 146401803 - 2⁵ = 146401771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5422289 = 146401803 / (1 + 4 + 6 + 4 + 0 + 1 + 8 + 0 + 3).

It is not an unprimeable number, because it can be changed into a prime (146401813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2711118 + ... + 2711171.

It is an arithmetic number, because the mean of its divisors is an integer number (27111450).

Almost surely, 2^146401803 is an apocalyptic number.

146401803 is a deficient number, since it is larger than the sum of its proper divisors (70489797).

146401803 is an equidigital number, since it uses as much as digits as its factorization.

146401803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5422298 (or 5422292 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 146401803 is about 12099.6612762507. The cubic root of 146401803 is about 527.0463480631.

The spelling of 146401803 in words is "one hundred forty-six million, four hundred one thousand, eight hundred three".