1012419540 has 96 divisors (see below), whose sum is σ = 3436110720. Its totient is φ = 245433600.

The previous prime is 1012419539. The next prime is 1012419559. The reversal of 1012419540 is 459142101.

1012419540 is a `hidden beast` number, since 101 + 2 + 4 + 19 + 540 = 666.

1012419540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79281 + ... + 91160.

It is an arithmetic number, because the mean of its divisors is an integer number (35792820).

Almost surely, 2^1012419540 is an apocalyptic number.

1012419540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012419540 is an abundant number, since it is smaller than the sum of its proper divisors (2423691180).

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

1012419540 is a wasteful number, since it uses less digits than its factorization.

1012419540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170470 (or 170462 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1012419540 is about 31818.5408213513. The cubic root of 1012419540 is about 1004.1228256161.

The spelling of 1012419540 in words is "one billion, twelve million, four hundred nineteen thousand, five hundred forty".