146120403 has 64 divisors (see below), whose sum is σ = 243855360. Its totient is φ = 76560000.

The previous prime is 146120399. The next prime is 146120411. The reversal of 146120403 is 304021641.

It is not a de Polignac number, because 146120403 - 2² = 146120399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146120403.

It is not an unprimeable number, because it can be changed into a prime (146120003) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 582028 + ... + 582278.

It is an arithmetic number, because the mean of its divisors is an integer number (3810240).

Almost surely, 2^146120403 is an apocalyptic number.

146120403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

146120403 is a deficient number, since it is larger than the sum of its proper divisors (97734957).

146120403 is a wasteful number, since it uses less digits than its factorization.

146120403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 146120403 is about 12088.0272584074. The cubic root of 146120403 is about 526.7084515709.

The spelling of 146120403 in words is "one hundred forty-six million, one hundred twenty thousand, four hundred three".