101452661 has 2 divisors, whose sum is σ = 101452662. Its totient is φ = 101452660.

The previous prime is 101452639. The next prime is 101452691. The reversal of 101452661 is 166254101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89680900 + 11771761 = 9470^2 + 3431^2 .

It is a cyclic number.

It is not a de Polignac number, because 101452661 - 2⁶ = 101452597 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101452661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101452621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50726330 + 50726331.

It is an arithmetic number, because the mean of its divisors is an integer number (50726331).

Almost surely, 2^101452661 is an apocalyptic number.

It is an amenable number.

101452661 is a deficient number, since it is larger than the sum of its proper divisors (1).

101452661 is an equidigital number, since it uses as much as digits as its factorization.

101452661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 101452661 is about 10072.3711706827. The cubic root of 101452661 is about 466.3956389399.

Adding to 101452661 its product of nonzero digits (1440), we get a palindrome (101454101).

The spelling of 101452661 in words is "one hundred one million, four hundred fifty-two thousand, six hundred sixty-one".