5421430501 has 4 divisors (see below), whose sum is σ = 5445105100. Its totient is φ = 5397755904.

The previous prime is 5421430499. The next prime is 5421430541. The reversal of 5421430501 is 1050341245.

It is a happy number.

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 5274390625 + 147039876 = 72625^2 + 12126^2 .

It is a cyclic number.

It is not a de Polignac number, because 5421430501 - 2¹ = 5421430499 is a prime.

It is a super-2 number, since 2×5421430501² = 58783817354346222002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421430541) 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, 11836956 + ... + 11837413.

It is an arithmetic number, because the mean of its divisors is an integer number (1361276275).

Almost surely, 2^5421430501 is an apocalyptic number.

It is an amenable number.

5421430501 is a deficient number, since it is larger than the sum of its proper divisors (23674599).

5421430501 is a wasteful number, since it uses less digits than its factorization.

5421430501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23674598.

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

The square root of 5421430501 is about 73630.3639879636. The cubic root of 5421430501 is about 1756.7284374499.

Adding to 5421430501 its reverse (1050341245), we get a palindrome (6471771746).

The spelling of 5421430501 in words is "five billion, four hundred twenty-one million, four hundred thirty thousand, five hundred one".