101201953 has 2 divisors, whose sum is σ = 101201954. Its totient is φ = 101201952.

The previous prime is 101201939. The next prime is 101202019. The reversal of 101201953 is 359102101.

101201953 is nontrivially palindromic in base 14.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99840064 + 1361889 = 9992^2 + 1167^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101201953 is a prime.

It is not a weakly prime, because it can be changed into another prime (101201053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600976 + 50600977.

It is an arithmetic number, because the mean of its divisors is an integer number (50600977).

Almost surely, 2^101201953 is an apocalyptic number.

It is an amenable number.

101201953 is a deficient number, since it is larger than the sum of its proper divisors (1).

101201953 is an equidigital number, since it uses as much as digits as its factorization.

101201953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 101201953 is about 10059.9181408200. The cubic root of 101201953 is about 466.0111391911.

The spelling of 101201953 in words is "one hundred one million, two hundred one thousand, nine hundred fifty-three".