1019455050 has 48 divisors (see below), whose sum is σ = 2530195200. Its totient is φ = 271645440.

The previous prime is 1019455027. The next prime is 1019455081. The reversal of 1019455050 is 505549101.

1019455050 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 (30).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1019454999 and 1019455017.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358434 + ... + 361266.

It is an arithmetic number, because the mean of its divisors is an integer number (52712400).

Almost surely, 2^1019455050 is an apocalyptic number.

1019455050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1019455050 is an abundant number, since it is smaller than the sum of its proper divisors (1510740150).

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

1019455050 is a wasteful number, since it uses less digits than its factorization.

1019455050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5247 (or 5242 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 1019455050 is about 31928.9061823295. The cubic root of 1019455050 is about 1006.4434099632.

The spelling of 1019455050 in words is "one billion, nineteen million, four hundred fifty-five thousand, fifty".