1164420052 has 6 divisors (see below), whose sum is σ = 2037735098. Its totient is φ = 582210024.

The previous prime is 1164420029. The next prime is 1164420053. The reversal of 1164420052 is 2500244611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 772617616 + 391802436 = 27796^2 + 19794^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1164419999 and 1164420026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164420053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145552503 + ... + 145552510.

Almost surely, 2^1164420052 is an apocalyptic number.

It is an amenable number.

1164420052 is a deficient number, since it is larger than the sum of its proper divisors (873315046).

1164420052 is a wasteful number, since it uses less digits than its factorization.

1164420052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291105017 (or 291105015 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1164420052 is about 34123.5996342707. The cubic root of 1164420052 is about 1052.0504308208.

Adding to 1164420052 its reverse (2500244611), we get a palindrome (3664664663).

The spelling of 1164420052 in words is "one billion, one hundred sixty-four million, four hundred twenty thousand, fifty-two".