5421402001 has 2 divisors, whose sum is σ = 5421402002. Its totient is φ = 5421402000.

The previous prime is 5421401989. The next prime is 5421402053. The reversal of 5421402001 is 1002041245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3200730625 + 2220671376 = 56575^2 + 47124^2 .

It is a cyclic number.

It is not a de Polignac number, because 5421402001 - 2²³ = 5413013393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5421402001.

It is not a weakly prime, because it can be changed into another prime (5421402061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710701000 + 2710701001.

It is an arithmetic number, because the mean of its divisors is an integer number (2710701001).

Almost surely, 2^5421402001 is an apocalyptic number.

It is an amenable number.

5421402001 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421402001 is an equidigital number, since it uses as much as digits as its factorization.

5421402001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 5421402001 is about 73630.1704534221. The cubic root of 5421402001 is about 1756.7253591204.

Adding to 5421402001 its reverse (1002041245), we get a palindrome (6423443246).

The spelling of 5421402001 in words is "five billion, four hundred twenty-one million, four hundred two thousand, one".