1232011973 has 2 divisors, whose sum is σ = 1232011974. Its totient is φ = 1232011972.

The previous prime is 1232011969. The next prime is 1232011999. The reversal of 1232011973 is 3791102321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738861124 + 493150849 = 27182^2 + 22207^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232011973 - 2² = 1232011969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1232011933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616005986 + 616005987.

It is an arithmetic number, because the mean of its divisors is an integer number (616005987).

Almost surely, 2^1232011973 is an apocalyptic number.

It is an amenable number.

1232011973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232011973 is an equidigital number, since it uses as much as digits as its factorization.

1232011973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 1232011973 is about 35100.0281054019. The cubic root of 1232011973 is about 1072.0251549404.

The spelling of 1232011973 in words is "one billion, two hundred thirty-two million, eleven thousand, nine hundred seventy-three".