146409501 has 12 divisors (see below), whose sum is σ = 227084352. Its totient is φ = 83662488.

The previous prime is 146409493. The next prime is 146409581. The reversal of 146409501 is 105904641.

It is a happy number.

It is not a de Polignac number, because 146409501 - 2³ = 146409493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146409581) 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 11 ways as a sum of consecutive naturals, for example, 497845 + ... + 498138.

It is an arithmetic number, because the mean of its divisors is an integer number (18923696).

Almost surely, 2^146409501 is an apocalyptic number.

It is an amenable number.

146409501 is a deficient number, since it is larger than the sum of its proper divisors (80674851).

146409501 is an equidigital number, since it uses as much as digits as its factorization.

146409501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996000 (or 995993 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 146409501 is about 12099.9793801477. The cubic root of 146409501 is about 527.0555854987.

The spelling of 146409501 in words is "one hundred forty-six million, four hundred nine thousand, five hundred one".