1145030504 has 16 divisors (see below), whose sum is σ = 2151348000. Its totient is φ = 571337712.

The previous prime is 1145030473. The next prime is 1145030507. The reversal of 1145030504 is 4050305411.

It is a super-2 number, since 2×1145030504² = 2622189710180988032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1145030504.

It is not an unprimeable number, because it can be changed into a prime (1145030507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143054 + ... + 150845.

It is an arithmetic number, because the mean of its divisors is an integer number (134459250).

Almost surely, 2^1145030504 is an apocalyptic number.

It is an amenable number.

1145030504 is a deficient number, since it is larger than the sum of its proper divisors (1006317496).

1145030504 is a wasteful number, since it uses less digits than its factorization.

1145030504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294392 (or 294388 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1145030504 is about 33838.2993662507. The cubic root of 1145030504 is about 1046.1782468812.

Adding to 1145030504 its reverse (4050305411), we get a palindrome (5195335915).

The spelling of 1145030504 in words is "one billion, one hundred forty-five million, thirty thousand, five hundred four".