1235307923 has 2 divisors, whose sum is σ = 1235307924. Its totient is φ = 1235307922.

The previous prime is 1235307881. The next prime is 1235307929. The reversal of 1235307923 is 3297035321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1235307923 - 2⁶ = 1235307859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1235307929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617653961 + 617653962.

It is an arithmetic number, because the mean of its divisors is an integer number (617653962).

Almost surely, 2^1235307923 is an apocalyptic number.

1235307923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235307923 is an equidigital number, since it uses as much as digits as its factorization.

1235307923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 1235307923 is about 35146.9475630530. The cubic root of 1235307923 is about 1072.9802850297.

The spelling of 1235307923 in words is "one billion, two hundred thirty-five million, three hundred seven thousand, nine hundred twenty-three".