1135445451 has 32 divisors (see below), whose sum is σ = 1748418048. Its totient is φ = 642028800.

The previous prime is 1135445413. The next prime is 1135445459. The reversal of 1135445451 is 1545445311.

1135445451 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1135445451 - 2⁶ = 1135445387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1135445459) 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, 1619401 + ... + 1620101.

It is an arithmetic number, because the mean of its divisors is an integer number (54638064).

Almost surely, 2^1135445451 is an apocalyptic number.

1135445451 is a deficient number, since it is larger than the sum of its proper divisors (612972597).

1135445451 is a wasteful number, since it uses less digits than its factorization.

1135445451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411.

The product of its digits is 24000, while the sum is 33.

The square root of 1135445451 is about 33696.3714812144. The cubic root of 1135445451 is about 1043.2508764385.

The spelling of 1135445451 in words is "one billion, one hundred thirty-five million, four hundred forty-five thousand, four hundred fifty-one".