61363 has 2 divisors, whose sum is σ = 61364. Its totient is φ = 61362.

The previous prime is 61357. The next prime is 61379. The reversal of 61363 is 36316.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61363 - 2⁵ = 61331 is a prime.

It is an Ulam number.

61363 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 61363.

It is not a weakly prime, because it can be changed into another prime (61333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30681 + 30682.

It is an arithmetic number, because the mean of its divisors is an integer number (30682).

2⁶¹³⁶³ is an apocalyptic number.

61363 is a deficient number, since it is larger than the sum of its proper divisors (1).

61363 is an equidigital number, since it uses as much as digits as its factorization.

61363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 19.

The square root of 61363 is about 247.7155626924. The cubic root of 61363 is about 39.4429020682.

Adding to 61363 its reverse (36316), we get a palindrome (97679).

It can be divided in two parts, 613 and 63, that added together give a palindrome (676).

The spelling of 61363 in words is "sixty-one thousand, three hundred sixty-three".