1145144414 has 4 divisors (see below), whose sum is σ = 1717716624. Its totient is φ = 572572206.

The previous prime is 1145144359. The next prime is 1145144449. The reversal of 1145144414 is 4144415411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4144415411 = 59 ⋅70244329.

It is a super-2 number, since 2×1145144414² = 2622711457830806792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286286102 + ... + 286286105.

It is an arithmetic number, because the mean of its divisors is an integer number (429429156).

Almost surely, 2^1145144414 is an apocalyptic number.

1145144414 is a deficient number, since it is larger than the sum of its proper divisors (572572210).

1145144414 is an equidigital number, since it uses as much as digits as its factorization.

1145144414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572572209.

The product of its digits is 5120, while the sum is 29.

The square root of 1145144414 is about 33839.9824763548. The cubic root of 1145144414 is about 1046.2129377219.

Adding to 1145144414 its reverse (4144415411), we get a palindrome (5289559825).

The spelling of 1145144414 in words is "one billion, one hundred forty-five million, one hundred forty-four thousand, four hundred fourteen".