1133481145 has 8 divisors (see below), whose sum is σ = 1370106504. Its totient is φ = 900165504.

The previous prime is 1133481091. The next prime is 1133481149. The reversal of 1133481145 is 5411843311.

It can be written as a sum of positive squares in 4 ways, for example, as 85599504 + 1047881641 = 9252^2 + 32371^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1133481145 - 2⁹ = 1133480633 is a prime.

It is a super-2 number, since 2×1133481145² = 2569559012141022050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133481149) 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, 826674 + ... + 828043.

It is an arithmetic number, because the mean of its divisors is an integer number (171263313).

Almost surely, 2^1133481145 is an apocalyptic number.

It is an amenable number.

1133481145 is a deficient number, since it is larger than the sum of its proper divisors (236625359).

1133481145 is a wasteful number, since it uses less digits than its factorization.

1133481145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1654859.

The product of its digits is 5760, while the sum is 31.

The square root of 1133481145 is about 33667.2117200103. The cubic root of 1133481145 is about 1042.6489256579.

The spelling of 1133481145 in words is "one billion, one hundred thirty-three million, four hundred eighty-one thousand, one hundred forty-five".