1133501145 has 32 divisors (see below), whose sum is σ = 2181780480. Its totient is φ = 490898880.

The previous prime is 1133501141. The next prime is 1133501167. The reversal of 1133501145 is 5411053311.

It is not a de Polignac number, because 1133501145 - 2² = 1133501141 is a prime.

It is a super-2 number, since 2×1133501145² = 2569649691432622050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1133501141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282091 + ... + 286080.

It is an arithmetic number, because the mean of its divisors is an integer number (68180640).

Almost surely, 2^1133501145 is an apocalyptic number.

1133501145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1133501145 is a deficient number, since it is larger than the sum of its proper divisors (1048279335).

1133501145 is a wasteful number, since it uses less digits than its factorization.

1133501145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568205.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1133501145 is about 33667.5087435943. The cubic root of 1133501145 is about 1042.6550580510.

Adding to 1133501145 its reverse (5411053311), we get a palindrome (6544554456).

The spelling of 1133501145 in words is "one billion, one hundred thirty-three million, five hundred one thousand, one hundred forty-five".