5227021251 has 12 divisors (see below), whose sum is σ = 7552818000. Its totient is φ = 3483445680.

The previous prime is 5227021231. The next prime is 5227021271. The reversal of 5227021251 is 1521207225.

5227021251 is a `hidden beast` number, since 522 + 70 + 21 + 2 + 51 = 666.

It is an interprime number because it is at equal distance from previous prime (5227021231) and next prime (5227021271).

It is not a de Polignac number, because 5227021251 - 2⁶ = 5227021187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5227021231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75751 + ... + 127248.

It is an arithmetic number, because the mean of its divisors is an integer number (629401500).

Almost surely, 2^5227021251 is an apocalyptic number.

5227021251 is a deficient number, since it is larger than the sum of its proper divisors (2325796749).

5227021251 is a wasteful number, since it uses less digits than its factorization.

5227021251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205866 (or 205863 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 5227021251 is about 72298.1414076462. The cubic root of 5227021251 is about 1735.4739077544.

Adding to 5227021251 its reverse (1521207225), we get a palindrome (6748228476).

The spelling of 5227021251 in words is "five billion, two hundred twenty-seven million, twenty-one thousand, two hundred fifty-one".