5964212521 has 4 divisors (see below), whose sum is σ = 6125407492. Its totient is φ = 5803017552.

The previous prime is 5964212497. The next prime is 5964212549. The reversal of 5964212521 is 1252124695.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3176900496 + 2787312025 = 56364^2 + 52795^2 .

It is a cyclic number.

It is not a de Polignac number, because 5964212521 - 2⁷ = 5964212393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 161194933 = 5964212521 / (5 + 9 + 6 + 4 + 2 + 1 + 2 + 5 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5964212321) 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, 80597430 + ... + 80597503.

It is an arithmetic number, because the mean of its divisors is an integer number (1531351873).

Almost surely, 2^5964212521 is an apocalyptic number.

It is an amenable number.

5964212521 is a deficient number, since it is larger than the sum of its proper divisors (161194971).

5964212521 is a wasteful number, since it uses less digits than its factorization.

5964212521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161194970.

The product of its digits is 43200, while the sum is 37.

The square root of 5964212521 is about 77228.3142441941. The cubic root of 5964212521 is about 1813.5005990691.

The spelling of 5964212521 in words is "five billion, nine hundred sixty-four million, two hundred twelve thousand, five hundred twenty-one".