1145211504 has 40 divisors (see below), whose sum is σ = 2963365392. Its totient is φ = 381104640.

The previous prime is 1145211497. The next prime is 1145211521. The reversal of 1145211504 is 4051125411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9964 + ... + 48884.

Almost surely, 2^1145211504 is an apocalyptic number.

It is an amenable number.

1145211504 is an abundant number, since it is smaller than the sum of its proper divisors (1818153888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145211504 is a wasteful number, since it uses less digits than its factorization.

1145211504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39545 (or 39539 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1145211504 is about 33840.9737448555. The cubic root of 1145211504 is about 1046.2333686400.

Adding to 1145211504 its reverse (4051125411), we get a palindrome (5196336915).

The spelling of 1145211504 in words is "one billion, one hundred forty-five million, two hundred eleven thousand, five hundred four".