1145012434 has 24 divisors (see below), whose sum is σ = 1770743268. Its totient is φ = 555284160.

The previous prime is 1145012419. The next prime is 1145012459. The reversal of 1145012434 is 4342105411.

It can be written as a sum of positive squares in 6 ways, for example, as 728730025 + 416282409 = 26995^2 + 20403^2 .

It is a super-2 number, since 2×1145012434² = 2622106948029208712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145012399 and 1145012408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1480872 + ... + 1481644.

Almost surely, 2^1145012434 is an apocalyptic number.

1145012434 is a deficient number, since it is larger than the sum of its proper divisors (625730834).

1145012434 is an equidigital number, since it uses as much as digits as its factorization.

1145012434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390 (or 1353 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1145012434 is about 33838.0323600531. The cubic root of 1145012434 is about 1046.1727435226.

Adding to 1145012434 its reverse (4342105411), we get a palindrome (5487117845).

The spelling of 1145012434 in words is "one billion, one hundred forty-five million, twelve thousand, four hundred thirty-four".