2654505145 has 4 divisors (see below), whose sum is σ = 3185406180. Its totient is φ = 2123604112.

The previous prime is 2654505079. The next prime is 2654505193. The reversal of 2654505145 is 5415054562.

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 1994426281 + 660078864 = 44659^2 + 25692^2 .

It is a cyclic number.

It is not a de Polignac number, because 2654505145 - 2²⁵ = 2620950713 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265450510 + ... + 265450519.

It is an arithmetic number, because the mean of its divisors is an integer number (796351545).

Almost surely, 2^2654505145 is an apocalyptic number.

It is an amenable number.

2654505145 is a deficient number, since it is larger than the sum of its proper divisors (530901035).

2654505145 is an equidigital number, since it uses as much as digits as its factorization.

2654505145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530901034.

The product of its (nonzero) digits is 120000, while the sum is 37.

The square root of 2654505145 is about 51521.8899595114. The cubic root of 2654505145 is about 1384.6112538311.

The spelling of 2654505145 in words is "two billion, six hundred fifty-four million, five hundred five thousand, one hundred forty-five".