5201511461 has 4 divisors (see below), whose sum is σ = 5259955500. Its totient is φ = 5143067424.

The previous prime is 5201511439. The next prime is 5201511463. The reversal of 5201511461 is 1641151025.

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 437060836 + 4764450625 = 20906^2 + 69025^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5201511461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5201511461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201511463) 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, 29221886 + ... + 29222063.

It is an arithmetic number, because the mean of its divisors is an integer number (1314988875).

Almost surely, 2^5201511461 is an apocalyptic number.

It is an amenable number.

5201511461 is a deficient number, since it is larger than the sum of its proper divisors (58444039).

5201511461 is an equidigital number, since it uses as much as digits as its factorization.

5201511461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58444038.

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 5201511461 is about 72121.5048442557. The cubic root of 5201511461 is about 1732.6460516805.

Adding to 5201511461 its reverse (1641151025), we get a palindrome (6842662486).

The spelling of 5201511461 in words is "five billion, two hundred one million, five hundred eleven thousand, four hundred sixty-one".