146812705 has 8 divisors (see below), whose sum is σ = 189727272. Its totient is φ = 108415488.

The previous prime is 146812669. The next prime is 146812739. The reversal of 146812705 is 507218641.

It can be written as a sum of positive squares in 4 ways, for example, as 1079521 + 145733184 = 1039^2 + 12072^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146812705 - 2²¹ = 144715553 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1129264 + ... + 1129393.

It is an arithmetic number, because the mean of its divisors is an integer number (23715909).

Almost surely, 2^146812705 is an apocalyptic number.

It is an amenable number.

146812705 is a deficient number, since it is larger than the sum of its proper divisors (42914567).

146812705 is a wasteful number, since it uses less digits than its factorization.

146812705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258675.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 146812705 is about 12116.6292755040. The cubic root of 146812705 is about 527.5389697407.

The spelling of 146812705 in words is "one hundred forty-six million, eight hundred twelve thousand, seven hundred five".