1144817634 has 16 divisors (see below), whose sum is σ = 2338351488. Its totient is φ = 373486512.

The previous prime is 1144817627. The next prime is 1144817657. The reversal of 1144817634 is 4367184411.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1144817592 and 1144817601.

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, 2029537 + ... + 2030100.

It is an arithmetic number, because the mean of its divisors is an integer number (146146968).

Almost surely, 2^1144817634 is an apocalyptic number.

1144817634 is an abundant number, since it is smaller than the sum of its proper divisors (1193533854).

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

1144817634 is a wasteful number, since it uses less digits than its factorization.

1144817634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4059689.

The product of its digits is 64512, while the sum is 39.

The square root of 1144817634 is about 33835.1538196592. The cubic root of 1144817634 is about 1046.1134119955.

The spelling of 1144817634 in words is "one billion, one hundred forty-four million, eight hundred seventeen thousand, six hundred thirty-four".