2690541523 has 4 divisors (see below), whose sum is σ = 2692000080. Its totient is φ = 2689082968.

The previous prime is 2690541517. The next prime is 2690541527. The reversal of 2690541523 is 3251450962.

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 2690541523 - 2¹³ = 2690533331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2690541527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726508 + ... + 730201.

It is an arithmetic number, because the mean of its divisors is an integer number (673000020).

Almost surely, 2^2690541523 is an apocalyptic number.

2690541523 is a deficient number, since it is larger than the sum of its proper divisors (1458557).

2690541523 is a wasteful number, since it uses less digits than its factorization.

2690541523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458556.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 2690541523 is about 51870.4301408808. The cubic root of 2690541523 is about 1390.8487342839.

The spelling of 2690541523 in words is "two billion, six hundred ninety million, five hundred forty-one thousand, five hundred twenty-three".