2545011 has 36 divisors (see below), whose sum is σ = 4446000. Its totient is φ = 1397088.

The previous prime is 2545001. The next prime is 2545013. The reversal of 2545011 is 1105452.

It is not a de Polignac number, because 2545011 - 2¹³ = 2536819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2545013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12690 + ... + 12888.

It is an arithmetic number, because the mean of its divisors is an integer number (123500).

2^2545011 is an apocalyptic number.

2545011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2545011 is a deficient number, since it is larger than the sum of its proper divisors (1900989).

2545011 is a wasteful number, since it uses less digits than its factorization.

2545011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 2545011 is about 1595.3090609659. The cubic root of 2545011 is about 136.5305651474.

The spelling of 2545011 in words is "two million, five hundred forty-five thousand, eleven".