1202152423 has 2 divisors, whose sum is σ = 1202152424. Its totient is φ = 1202152422.

The previous prime is 1202152411. The next prime is 1202152451. The reversal of 1202152423 is 3242512021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1202152423 - 2⁹ = 1202151911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202152394 and 1202152403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202152823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601076211 + 601076212.

It is an arithmetic number, because the mean of its divisors is an integer number (601076212).

Almost surely, 2^1202152423 is an apocalyptic number.

1202152423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202152423 is an equidigital number, since it uses as much as digits as its factorization.

1202152423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1202152423 is about 34672.0697824632. The cubic root of 1202152423 is about 1063.2935482232.

Adding to 1202152423 its reverse (3242512021), we get a palindrome (4444664444).

The spelling of 1202152423 in words is "one billion, two hundred two million, one hundred fifty-two thousand, four hundred twenty-three".