146326403 has 4 divisors (see below), whose sum is σ = 146386968. Its totient is φ = 146265840.

The previous prime is 146326351. The next prime is 146326409. The reversal of 146326403 is 304623641.

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

It is a cyclic number.

It is not a de Polignac number, because 146326403 - 2⁶ = 146326339 is a prime.

It is a super-2 number, since 2×146326403² = 42822832429836818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146326409) 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, 26501 + ... + 31542.

It is an arithmetic number, because the mean of its divisors is an integer number (36596742).

Almost surely, 2^146326403 is an apocalyptic number.

146326403 is a deficient number, since it is larger than the sum of its proper divisors (60565).

146326403 is an equidigital number, since it uses as much as digits as its factorization.

146326403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60564.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 146326403 is about 12096.5450852712. The cubic root of 146326403 is about 526.9558525502.

The spelling of 146326403 in words is "one hundred forty-six million, three hundred twenty-six thousand, four hundred three".