1144654302 has 128 divisors (see below), whose sum is σ = 2767011840. Its totient is φ = 311592960.

The previous prime is 1144654253. The next prime is 1144654369. The reversal of 1144654302 is 2034564411.

It is a super-3 number, since 3×1144654302³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1144654302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4132188 + ... + 4132464.

It is an arithmetic number, because the mean of its divisors is an integer number (21617280).

Almost surely, 2^1144654302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144654302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1383505920).

1144654302 is an abundant number, since it is smaller than the sum of its proper divisors (1622357538).

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

1144654302 is a wasteful number, since it uses less digits than its factorization.

1144654302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466.

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

The square root of 1144654302 is about 33832.7400900370. The cubic root of 1144654302 is about 1046.0636596981.

The spelling of 1144654302 in words is "one billion, one hundred forty-four million, six hundred fifty-four thousand, three hundred two".