2436923813 has 2 divisors, whose sum is σ = 2436923814. Its totient is φ = 2436923812.

The previous prime is 2436923809. The next prime is 2436923873. The reversal of 2436923813 is 3183296342.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1429369249 + 1007554564 = 37807^2 + 31742^2 .

It is a cyclic number.

It is not a de Polignac number, because 2436923813 - 2² = 2436923809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2436923873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1218461906 + 1218461907.

It is an arithmetic number, because the mean of its divisors is an integer number (1218461907).

Almost surely, 2^2436923813 is an apocalyptic number.

It is an amenable number.

2436923813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2436923813 is an equidigital number, since it uses as much as digits as its factorization.

2436923813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 41.

The square root of 2436923813 is about 49365.2085278691. The cubic root of 2436923813 is about 1345.6971023703.

The spelling of 2436923813 in words is "two billion, four hundred thirty-six million, nine hundred twenty-three thousand, eight hundred thirteen".