1202153201 has 2 divisors, whose sum is σ = 1202153202. Its totient is φ = 1202153200.

The previous prime is 1202153179. The next prime is 1202153203. The reversal of 1202153201 is 1023512021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 963481600 + 238671601 = 31040^2 + 15449^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202153201 - 2¹⁰ = 1202152177 is a prime.

Together with 1202153203, it forms a pair of twin primes.

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 1202153201.

It is not a weakly prime, because it can be changed into another prime (1202153203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601076600 + 601076601.

It is an arithmetic number, because the mean of its divisors is an integer number (601076601).

Almost surely, 2^1202153201 is an apocalyptic number.

It is an amenable number.

1202153201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202153201 is an equidigital number, since it uses as much as digits as its factorization.

1202153201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1202153201 is about 34672.0810018666. The cubic root of 1202153201 is about 1063.2937776013.

Adding to 1202153201 its reverse (1023512021), we get a palindrome (2225665222).

The spelling of 1202153201 in words is "one billion, two hundred two million, one hundred fifty-three thousand, two hundred one".