5343121501 has 4 divisors (see below), whose sum is σ = 5527367100. Its totient is φ = 5158875904.

The previous prime is 5343121481. The next prime is 5343121549. The reversal of 5343121501 is 1051213435.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1051213435 = 5 ⋅210242687.

It can be written as a sum of positive squares in 2 ways, for example, as 1053002500 + 4290119001 = 32450^2 + 65499^2 .

It is a cyclic number.

It is not a de Polignac number, because 5343121501 - 2²⁵ = 5309567069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5343121001) 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, 92122756 + ... + 92122813.

It is an arithmetic number, because the mean of its divisors is an integer number (1381841775).

Almost surely, 2^5343121501 is an apocalyptic number.

It is an amenable number.

5343121501 is a deficient number, since it is larger than the sum of its proper divisors (184245599).

5343121501 is a wasteful number, since it uses less digits than its factorization.

5343121501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184245598.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 5343121501 is about 73096.6586172036. The cubic root of 5343121501 is about 1748.2291202693.

Adding to 5343121501 its reverse (1051213435), we get a palindrome (6394334936).

The spelling of 5343121501 in words is "five billion, three hundred forty-three million, one hundred twenty-one thousand, five hundred one".