1534020219 has 12 divisors (see below), whose sum is σ = 2237746992. Its totient is φ = 1012554000.

The previous prime is 1534020209. The next prime is 1534020247. The reversal of 1534020219 is 9120204351.

It is not a de Polignac number, because 1534020219 - 2⁷ = 1534020091 is a prime.

It is a super-2 number, since 2×1534020219² = 4706436064601615922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1534020192 and 1534020201.

It is not an unprimeable number, because it can be changed into a prime (1534020209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 842887 + ... + 844704.

It is an arithmetic number, because the mean of its divisors is an integer number (186478916).

Almost surely, 2^1534020219 is an apocalyptic number.

1534020219 is a deficient number, since it is larger than the sum of its proper divisors (703726773).

1534020219 is a wasteful number, since it uses less digits than its factorization.

1534020219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687698 (or 1687695 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1534020219 is about 39166.5701715123. The cubic root of 1534020219 is about 1153.3037246586.

The spelling of 1534020219 in words is "one billion, five hundred thirty-four million, twenty thousand, two hundred nineteen".