2500412545 has 4 divisors (see below), whose sum is σ = 3000495060. Its totient is φ = 2000330032.

The previous prime is 2500412533. The next prime is 2500412557. The reversal of 2500412545 is 5452140052.

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

It is an interprime number because it is at equal distance from previous prime (2500412533) and next prime (2500412557).

It can be written as a sum of positive squares in 2 ways, for example, as 522031104 + 1978381441 = 22848^2 + 44479^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500412545 - 2⁷ = 2500412417 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, 250041250 + ... + 250041259.

It is an arithmetic number, because the mean of its divisors is an integer number (750123765).

Almost surely, 2^2500412545 is an apocalyptic number.

It is an amenable number.

2500412545 is a deficient number, since it is larger than the sum of its proper divisors (500082515).

2500412545 is an equidigital number, since it uses as much as digits as its factorization.

2500412545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500082514.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 2500412545 is about 50004.1252798207. The cubic root of 2500412545 is about 1357.2834588191.

Adding to 2500412545 its reverse (5452140052), we get a palindrome (7952552597).

The spelling of 2500412545 in words is "two billion, five hundred million, four hundred twelve thousand, five hundred forty-five".