873774953 has 2 divisors, whose sum is σ = 873774954. Its totient is φ = 873774952.

The previous prime is 873774949. The next prime is 873774973. The reversal of 873774953 is 359477378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 656743129 + 217031824 = 25627^2 + 14732^2 .

It is a cyclic number.

It is not a de Polignac number, because 873774953 - 2² = 873774949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 873774895 and 873774904.

It is not a weakly prime, because it can be changed into another prime (873774973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436887476 + 436887477.

It is an arithmetic number, because the mean of its divisors is an integer number (436887477).

Almost surely, 2^873774953 is an apocalyptic number.

It is an amenable number.

873774953 is a deficient number, since it is larger than the sum of its proper divisors (1).

873774953 is an equidigital number, since it uses as much as digits as its factorization.

873774953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4445280, while the sum is 53.

The square root of 873774953 is about 29559.6845889803. The cubic root of 873774953 is about 956.0190151765.

The spelling of 873774953 in words is "eight hundred seventy-three million, seven hundred seventy-four thousand, nine hundred fifty-three".