5403212251 has 16 divisors (see below), whose sum is σ = 5561346816. Its totient is φ = 5247900000.

The previous prime is 5403212249. The next prime is 5403212273. The reversal of 5403212251 is 1522123045.

It is a cyclic number.

It is not a de Polignac number, because 5403212251 - 2¹ = 5403212249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5403212201) 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 15 ways as a sum of consecutive naturals, for example, 1511296 + ... + 1514866.

It is an arithmetic number, because the mean of its divisors is an integer number (347584176).

Almost surely, 2^5403212251 is an apocalyptic number.

5403212251 is a deficient number, since it is larger than the sum of its proper divisors (158134565).

5403212251 is a wasteful number, since it uses less digits than its factorization.

5403212251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5403212251 is about 73506.5456337053. The cubic root of 5403212251 is about 1754.7584509674.

Adding to 5403212251 its reverse (1522123045), we get a palindrome (6925335296).

The spelling of 5403212251 in words is "five billion, four hundred three million, two hundred twelve thousand, two hundred fifty-one".