1203662423 has 2 divisors, whose sum is σ = 1203662424. Its totient is φ = 1203662422.

The previous prime is 1203662413. The next prime is 1203662443. The reversal of 1203662423 is 3242663021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1203662423 - 2⁶ = 1203662359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203662413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601831211 + 601831212.

It is an arithmetic number, because the mean of its divisors is an integer number (601831212).

Almost surely, 2^1203662423 is an apocalyptic number.

1203662423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203662423 is an equidigital number, since it uses as much as digits as its factorization.

1203662423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 1203662423 is about 34693.8384010764. The cubic root of 1203662423 is about 1063.7385559868.

The spelling of 1203662423 in words is "one billion, two hundred three million, six hundred sixty-two thousand, four hundred twenty-three".