2547523523 has 4 divisors (see below), whose sum is σ = 2583404208. Its totient is φ = 2511642840.

The previous prime is 2547523499. The next prime is 2547523543. The reversal of 2547523523 is 3253257452.

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

It is a cyclic number.

It is not a de Polignac number, because 2547523523 - 2¹⁴ = 2547507139 is a prime.

It is a super-2 number, since 2×2547523523² = 12979752200476663058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2547523543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17940236 + ... + 17940377.

It is an arithmetic number, because the mean of its divisors is an integer number (645851052).

Almost surely, 2^2547523523 is an apocalyptic number.

2547523523 is a deficient number, since it is larger than the sum of its proper divisors (35880685).

2547523523 is an equidigital number, since it uses as much as digits as its factorization.

2547523523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35880684.

The product of its digits is 252000, while the sum is 38.

The square root of 2547523523 is about 50472.9979593049. The cubic root of 2547523523 is about 1365.7547960442.

The spelling of 2547523523 in words is "two billion, five hundred forty-seven million, five hundred twenty-three thousand, five hundred twenty-three".