1145004022 has 4 divisors (see below), whose sum is σ = 1717506036. Its totient is φ = 572502010.

The previous prime is 1145004017. The next prime is 1145004041. The reversal of 1145004022 is 2204005411.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1145004022² = 2622068420792352968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286251004 + ... + 286251007.

It is an arithmetic number, because the mean of its divisors is an integer number (429376509).

Almost surely, 2^1145004022 is an apocalyptic number.

1145004022 is a deficient number, since it is larger than the sum of its proper divisors (572502014).

1145004022 is an equidigital number, since it uses as much as digits as its factorization.

1145004022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572502013.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1145004022 is about 33837.9080618173. The cubic root of 1145004022 is about 1046.1701815630.

Adding to 1145004022 its reverse (2204005411), we get a palindrome (3349009433).

The spelling of 1145004022 in words is "one billion, one hundred forty-five million, four thousand, twenty-two".