2725123445 has 16 divisors (see below), whose sum is σ = 3663854208. Its totient is φ = 1928341440.

The previous prime is 2725123441. The next prime is 2725123459. The reversal of 2725123445 is 5443215272.

2725123445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2725123445 - 2² = 2725123441 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2725123441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667529 + ... + 671598.

It is an arithmetic number, because the mean of its divisors is an integer number (228990888).

Almost surely, 2^2725123445 is an apocalyptic number.

It is an amenable number.

2725123445 is a deficient number, since it is larger than the sum of its proper divisors (938730763).

2725123445 is a wasteful number, since it uses less digits than its factorization.

2725123445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339180.

The product of its digits is 67200, while the sum is 35.

The square root of 2725123445 is about 52202.7149198200. The cubic root of 2725123445 is about 1396.7823118269.

The spelling of 2725123445 in words is "two billion, seven hundred twenty-five million, one hundred twenty-three thousand, four hundred forty-five".