101613481 has 2 divisors, whose sum is σ = 101613482. Its totient is φ = 101613480.

The previous prime is 101613461. The next prime is 101613509. The reversal of 101613481 is 184316101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69305625 + 32307856 = 8325^2 + 5684^2 .

It is a cyclic number.

It is not a de Polignac number, because 101613481 - 2¹³ = 101605289 is a prime.

It is a super-2 number, since 2×101613481² = 20650599041874722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101613451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50806740 + 50806741.

It is an arithmetic number, because the mean of its divisors is an integer number (50806741).

Almost surely, 2^101613481 is an apocalyptic number.

It is an amenable number.

101613481 is a deficient number, since it is larger than the sum of its proper divisors (1).

101613481 is an equidigital number, since it uses as much as digits as its factorization.

101613481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 101613481 is about 10080.3512339601. The cubic root of 101613481 is about 466.6419480671.

Adding to 101613481 its reverse (184316101), we get a palindrome (285929582).

The spelling of 101613481 in words is "one hundred one million, six hundred thirteen thousand, four hundred eighty-one".