4601261813 has 2 divisors, whose sum is σ = 4601261814. Its totient is φ = 4601261812.

The previous prime is 4601261809. The next prime is 4601261867. The reversal of 4601261813 is 3181621064.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3071043889 + 1530217924 = 55417^2 + 39118^2 .

It is a cyclic number.

It is not a de Polignac number, because 4601261813 - 2² = 4601261809 is a prime.

It is a super-2 number, since 2×4601261813² = 42343220543544093938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4601261813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4601260813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2300630906 + 2300630907.

It is an arithmetic number, because the mean of its divisors is an integer number (2300630907).

Almost surely, 2^4601261813 is an apocalyptic number.

It is an amenable number.

4601261813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4601261813 is an equidigital number, since it uses as much as digits as its factorization.

4601261813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4601261813 is about 67832.6014022756. The cubic root of 4601261813 is about 1663.2555520121.

Adding to 4601261813 its reverse (3181621064), we get a palindrome (7782882877).

The spelling of 4601261813 in words is "four billion, six hundred one million, two hundred sixty-one thousand, eight hundred thirteen".