146872745 has 4 divisors (see below), whose sum is σ = 176247300. Its totient is φ = 117498192.

The previous prime is 146872729. The next prime is 146872763. The reversal of 146872745 is 547278641.

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

It can be written as a sum of positive squares in 2 ways, for example, as 73547776 + 73324969 = 8576^2 + 8563^2 .

It is a cyclic number.

It is not a de Polignac number, because 146872745 - 2⁴ = 146872729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146872696 and 146872705.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14687270 + ... + 14687279.

It is an arithmetic number, because the mean of its divisors is an integer number (44061825).

Almost surely, 2^146872745 is an apocalyptic number.

It is an amenable number.

146872745 is a deficient number, since it is larger than the sum of its proper divisors (29374555).

146872745 is an equidigital number, since it uses as much as digits as its factorization.

146872745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29374554.

The product of its digits is 376320, while the sum is 44.

The square root of 146872745 is about 12119.1066089873. The cubic root of 146872745 is about 527.6108734246.

The spelling of 146872745 in words is "one hundred forty-six million, eight hundred seventy-two thousand, seven hundred forty-five".