1121700601 has 6 divisors (see below), whose sum is σ = 1304835450. Its totient is φ = 961457616.

The previous prime is 1121700583. The next prime is 1121700607. The reversal of 1121700601 is 1060071211.

It can be written as a sum of positive squares in only one way, i.e., 1112556025 + 9144576 = 33355^2 + 3024^2 .

It is not a de Polignac number, because 1121700601 - 2¹¹ = 1121698553 is a prime.

It is a super-2 number, since 2×1121700601² = 2516424476567522402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121700607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11445876 + ... + 11445973.

It is an arithmetic number, because the mean of its divisors is an integer number (217472575).

Almost surely, 2^1121700601 is an apocalyptic number.

It is an amenable number.

1121700601 is a deficient number, since it is larger than the sum of its proper divisors (183134849).

1121700601 is an equidigital number, since it uses as much as digits as its factorization.

1121700601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22891863 (or 22891856 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 1121700601 is about 33491.7990111012. The cubic root of 1121700601 is about 1039.0241712694.

Adding to 1121700601 its reverse (1060071211), we get a palindrome (2181771812).

The spelling of 1121700601 in words is "one billion, one hundred twenty-one million, seven hundred thousand, six hundred one".