1145203022 has 8 divisors (see below), whose sum is σ = 1718955000. Its totient is φ = 572218024.

The previous prime is 1145203019. The next prime is 1145203063. The reversal of 1145203022 is 2203025411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1145203022² = 2622979923195864968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145202985 and 1145203003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187997 + ... + 193992.

It is an arithmetic number, because the mean of its divisors is an integer number (214869375).

Almost surely, 2^1145203022 is an apocalyptic number.

1145203022 is a deficient number, since it is larger than the sum of its proper divisors (573751978).

1145203022 is a wasteful number, since it uses less digits than its factorization.

1145203022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383490.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1145203022 is about 33840.8484231705. The cubic root of 1145203022 is about 1046.2307856606.

Adding to 1145203022 its reverse (2203025411), we get a palindrome (3348228433).

The spelling of 1145203022 in words is "one billion, one hundred forty-five million, two hundred three thousand, twenty-two".