1123800701 has 2 divisors, whose sum is σ = 1123800702. Its totient is φ = 1123800700.

The previous prime is 1123800697. The next prime is 1123800731. The reversal of 1123800701 is 1070083211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1024320025 + 99480676 = 32005^2 + 9974^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123800701 - 2² = 1123800697 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123800731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561900350 + 561900351.

It is an arithmetic number, because the mean of its divisors is an integer number (561900351).

Almost surely, 2^1123800701 is an apocalyptic number.

It is an amenable number.

1123800701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123800701 is an equidigital number, since it uses as much as digits as its factorization.

1123800701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 1123800701 is about 33523.1368013198. The cubic root of 1123800701 is about 1039.6722034607.

Adding to 1123800701 its reverse (1070083211), we get a palindrome (2193883912).

The spelling of 1123800701 in words is "one billion, one hundred twenty-three million, eight hundred thousand, seven hundred one".