10119780 has 144 divisors (see below), whose sum is σ = 35380800. Its totient is φ = 2315520.

The previous prime is 10119763. The next prime is 10119787. The reversal of 10119780 is 8791101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10119787) by changing a digit.

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 in 47 ways as a sum of consecutive naturals, for example, 37486 + ... + 37754.

It is an arithmetic number, because the mean of its divisors is an integer number (245700).

Almost surely, 2^10119780 is an apocalyptic number.

10119780 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 10119780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17690400).

10119780 is an abundant number, since it is smaller than the sum of its proper divisors (25261020).

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

10119780 is a wasteful number, since it uses less digits than its factorization.

10119780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The square root of 10119780 is about 3181.1601657257. The cubic root of 10119780 is about 216.3002511663.

It can be divided in two parts, 101 and 19780, that added together give a square (19881 = 141²).

The spelling of 10119780 in words is "ten million, one hundred nineteen thousand, seven hundred eighty".