1201162244 has 6 divisors (see below), whose sum is σ = 2102033934. Its totient is φ = 600581120.

The previous prime is 1201162241. The next prime is 1201162247. The reversal of 1201162244 is 4422611021.

It is an interprime number because it is at equal distance from previous prime (1201162241) and next prime (1201162247).

It can be written as a sum of positive squares in only one way, i.e., 1068636100 + 132526144 = 32690^2 + 11512^2 .

It is a super-2 number, since 2×1201162244² = 2885581472822231072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201162241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150145277 + ... + 150145284.

It is an arithmetic number, because the mean of its divisors is an integer number (350338989).

Almost surely, 2^1201162244 is an apocalyptic number.

It is an amenable number.

1201162244 is a deficient number, since it is larger than the sum of its proper divisors (900871690).

1201162244 is a wasteful number, since it uses less digits than its factorization.

1201162244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300290565 (or 300290563 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1201162244 is about 34657.7876385669. The cubic root of 1201162244 is about 1063.0015330782.

Adding to 1201162244 its reverse (4422611021), we get a palindrome (5623773265).

The spelling of 1201162244 in words is "one billion, two hundred one million, one hundred sixty-two thousand, two hundred forty-four".