1132454645 has 32 divisors (see below), whose sum is σ = 1642346496. Its totient is φ = 733132800.

The previous prime is 1132454641. The next prime is 1132454681. The reversal of 1132454645 is 5464542311.

It is not a de Polignac number, because 1132454645 - 2² = 1132454641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132454641) 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, 31757 + ... + 57213.

It is an arithmetic number, because the mean of its divisors is an integer number (51323328).

Almost surely, 2^1132454645 is an apocalyptic number.

It is an amenable number.

1132454645 is a deficient number, since it is larger than the sum of its proper divisors (509891851).

1132454645 is a wasteful number, since it uses less digits than its factorization.

1132454645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25541.

The product of its digits is 57600, while the sum is 35.

The square root of 1132454645 is about 33651.9634642616. The cubic root of 1132454645 is about 1042.3340836695.

Adding to 1132454645 its reverse (5464542311), we get a palindrome (6596996956).

The spelling of 1132454645 in words is "one billion, one hundred thirty-two million, four hundred fifty-four thousand, six hundred forty-five".