1144240635 has 8 divisors (see below), whose sum is σ = 1830785040. Its totient is φ = 610261664.

The previous prime is 1144240619. The next prime is 1144240681. The reversal of 1144240635 is 5360424411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1144240635 - 2⁴ = 1144240619 is a prime.

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, 38141340 + ... + 38141369.

It is an arithmetic number, because the mean of its divisors is an integer number (228848130).

Almost surely, 2^1144240635 is an apocalyptic number.

1144240635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1144240635 is a deficient number, since it is larger than the sum of its proper divisors (686544405).

1144240635 is an equidigital number, since it uses as much as digits as its factorization.

1144240635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76282717.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1144240635 is about 33826.6261249921. The cubic root of 1144240635 is about 1045.9376320836.

The spelling of 1144240635 in words is "one billion, one hundred forty-four million, two hundred forty thousand, six hundred thirty-five".