121952353 has 2 divisors, whose sum is σ = 121952354. Its totient is φ = 121952352.

The previous prime is 121952329. The next prime is 121952381. The reversal of 121952353 is 353259121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118200384 + 3751969 = 10872^2 + 1937^2 .

It is a cyclic number.

It is not a de Polignac number, because 121952353 - 2¹³ = 121944161 is a prime.

It is not a weakly prime, because it can be changed into another prime (121952323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60976176 + 60976177.

It is an arithmetic number, because the mean of its divisors is an integer number (60976177).

Almost surely, 2^121952353 is an apocalyptic number.

It is an amenable number.

121952353 is a deficient number, since it is larger than the sum of its proper divisors (1).

121952353 is an equidigital number, since it uses as much as digits as its factorization.

121952353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8100, while the sum is 31.

The square root of 121952353 is about 11043.2039282085. The cubic root of 121952353 is about 495.9029914014.

The spelling of 121952353 in words is "one hundred twenty-one million, nine hundred fifty-two thousand, three hundred fifty-three".