1019046345 has 16 divisors (see below), whose sum is σ = 1630995072. Its totient is φ = 543317760.

The previous prime is 1019046319. The next prime is 1019046367. The reversal of 1019046345 is 5436409101.

It is not a de Polignac number, because 1019046345 - 2¹⁴ = 1019029961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47940 + ... + 65850.

It is an arithmetic number, because the mean of its divisors is an integer number (101937192).

Almost surely, 2^1019046345 is an apocalyptic number.

1019046345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1019046345 is a deficient number, since it is larger than the sum of its proper divisors (611948727).

1019046345 is a wasteful number, since it uses less digits than its factorization.

1019046345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21712.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1019046345 is about 31922.5053058183. The cubic root of 1019046345 is about 1006.3088957979.

The spelling of 1019046345 in words is "one billion, nineteen million, forty-six thousand, three hundred forty-five".