521094495 has 32 divisors (see below), whose sum is σ = 859322880. Its totient is φ = 269447040.

The previous prime is 521094491. The next prime is 521094517. The reversal of 521094495 is 594490125.

It is not a de Polignac number, because 521094495 - 2² = 521094491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (521094491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171096 + ... + 174114.

It is an arithmetic number, because the mean of its divisors is an integer number (26853840).

Almost surely, 2^521094495 is an apocalyptic number.

521094495 is a deficient number, since it is larger than the sum of its proper divisors (338228385).

521094495 is a wasteful number, since it uses less digits than its factorization.

521094495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3375.

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 521094495 is about 22827.4942777345. The cubic root of 521094495 is about 804.7089440692.

The spelling of 521094495 in words is "five hundred twenty-one million, ninety-four thousand, four hundred ninety-five".