1019412450 has 72 divisors (see below), whose sum is σ = 3130091328. Its totient is φ = 233007840.

The previous prime is 1019412439. The next prime is 1019412473. The reversal of 1019412450 is 542149101.

1019412450 is a `hidden beast` number, since 10 + 194 + 12 + 450 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 158662 + ... + 164961.

Almost surely, 2^1019412450 is an apocalyptic number.

1019412450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1019412450 is an abundant number, since it is smaller than the sum of its proper divisors (2110678878).

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

1019412450 is a wasteful number, since it uses less digits than its factorization.

1019412450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323648 (or 323640 counting only the distinct ones).

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

The square root of 1019412450 is about 31928.2390682606. The cubic root of 1019412450 is about 1006.4293910072.

The spelling of 1019412450 in words is "one billion, nineteen million, four hundred twelve thousand, four hundred fifty".