1145112355 has 4 divisors (see below), whose sum is σ = 1374134832. Its totient is φ = 916089880.

The previous prime is 1145112323. The next prime is 1145112361. The reversal of 1145112355 is 5532115411.

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

It is not a de Polignac number, because 1145112355 - 2⁵ = 1145112323 is a prime.

It is a super-2 number, since 2×1145112355² = 2622564611147292050, which contains 22 as substring.

It is a Duffinian 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, 114511231 + ... + 114511240.

It is an arithmetic number, because the mean of its divisors is an integer number (343533708).

Almost surely, 2^1145112355 is an apocalyptic number.

1145112355 is a deficient number, since it is larger than the sum of its proper divisors (229022477).

1145112355 is an equidigital number, since it uses as much as digits as its factorization.

1145112355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229022476.

The product of its digits is 3000, while the sum is 28.

The square root of 1145112355 is about 33839.5087878060. The cubic root of 1145112355 is about 1046.2031745127.

Adding to 1145112355 its reverse (5532115411), we get a palindrome (6677227766).

The spelling of 1145112355 in words is "one billion, one hundred forty-five million, one hundred twelve thousand, three hundred fifty-five".