1115461145 has 8 divisors (see below), whose sum is σ = 1338754560. Its totient is φ = 892234800.

The previous prime is 1115461141. The next prime is 1115461147. The reversal of 1115461145 is 5411645111.

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

It is not a de Polignac number, because 1115461145 - 2² = 1115461141 is a prime.

It is a super-2 number, since 2×1115461145² = 2488507132009422050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1115461141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33566 + ... + 57944.

It is an arithmetic number, because the mean of its divisors is an integer number (167344320).

Almost surely, 2^1115461145 is an apocalyptic number.

It is an amenable number.

1115461145 is a deficient number, since it is larger than the sum of its proper divisors (223293415).

1115461145 is an equidigital number, since it uses as much as digits as its factorization.

1115461145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33535.

The product of its digits is 2400, while the sum is 29.

The square root of 1115461145 is about 33398.5201019446. The cubic root of 1115461145 is about 1037.0940652223.

The spelling of 1115461145 in words is "one billion, one hundred fifteen million, four hundred sixty-one thousand, one hundred forty-five".