146966403 has 16 divisors (see below), whose sum is σ = 206543520. Its totient is φ = 92811264.

The previous prime is 146966401. The next prime is 146966423. The reversal of 146966403 is 304669641.

It is not a de Polignac number, because 146966403 - 2¹ = 146966401 is a prime.

It is a super-2 number, since 2×146966403² = 43198247221516818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146966401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11326 + ... + 20547.

It is an arithmetic number, because the mean of its divisors is an integer number (12908970).

Almost surely, 2^146966403 is an apocalyptic number.

146966403 is a deficient number, since it is larger than the sum of its proper divisors (59577117).

146966403 is a wasteful number, since it uses less digits than its factorization.

146966403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31958.

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 146966403 is about 12122.9700568796. The cubic root of 146966403 is about 527.7229987869.

The spelling of 146966403 in words is "one hundred forty-six million, nine hundred sixty-six thousand, four hundred three".