1144507700 has 108 divisors (see below), whose sum is σ = 2912751072. Its totient is φ = 389188800.

The previous prime is 1144507699. The next prime is 1144507729. The reversal of 1144507700 is 77054411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 641009 + ... + 642791.

Almost surely, 2^1144507700 is an apocalyptic number.

1144507700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144507700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1456375536).

1144507700 is an abundant number, since it is smaller than the sum of its proper divisors (1768243372).

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

1144507700 is a wasteful number, since it uses less digits than its factorization.

1144507700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1942 (or 1928 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 1144507700 is about 33830.5734506526. The cubic root of 1144507700 is about 1046.0189994684.

The spelling of 1144507700 in words is "one billion, one hundred forty-four million, five hundred seven thousand, seven hundred".